Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
1
|
Francis Scott Key Bridge collapse
|
1,121,226
|
36,168
|
C
|
Mid
|
2
|
Computer
|
200,017
|
6,452
|
C
|
High
|
3
|
Nuclear weapon
|
192,843
|
6,220
|
C
|
High
|
4
|
Trinity (nuclear test)
|
174,931
|
5,642
|
FA
|
Top
|
5
|
Adrian Newey
|
132,842
|
4,285
|
B
|
Low
|
6
|
Little Boy
|
122,268
|
3,944
|
GA
|
High
|
7
|
Cloud computing
|
117,650
|
3,795
|
C
|
Mid
|
8
|
Massachusetts Institute of Technology
|
115,331
|
3,720
|
GA
|
Mid
|
9
|
Newton's laws of motion
|
106,266
|
3,427
|
B
|
Top
|
10
|
Indian Institutes of Technology
|
102,647
|
3,311
|
B
|
Mid
|
11
|
BMW B58
|
89,275
|
2,879
|
C
|
Low
|
12
|
Honda K engine
|
88,742
|
2,862
|
C
|
Low
|
13
|
Fat Man
|
88,169
|
2,844
|
GA
|
High
|
14
|
Technology
|
87,401
|
2,819
|
B
|
Top
|
15
|
Murphy's law
|
84,689
|
2,731
|
C
|
Low
|
16
|
Internet of things
|
83,360
|
2,689
|
B
|
High
|
17
|
Airbus A321neo
|
76,015
|
2,452
|
Unknown
|
Unknown
|
18
|
HDMI
|
75,974
|
2,450
|
B
|
Mid
|
19
|
Hard disk drive
|
70,410
|
2,271
|
B
|
High
|
20
|
Larsen & Toubro
|
64,800
|
2,090
|
C
|
High
|
21
|
Ford Model T
|
64,105
|
2,067
|
B
|
Low
|
22
|
Torque
|
60,795
|
1,961
|
B
|
Mid
|
23
|
Entropy (information theory)
|
59,889
|
1,931
|
C
|
High
|
24
|
Metric prefix
|
57,850
|
1,866
|
Unknown
|
Unknown
|
25
|
GameCube
|
57,016
|
1,839
|
B
|
Low
|
26
|
Mechanical engineering
|
56,129
|
1,810
|
B
|
Top
|
27
|
Grant's Canal
|
55,736
|
1,797
|
FA
|
Low
|
28
|
Robot
|
55,134
|
1,778
|
B
|
Top
|
29
|
International Organization for Standardization
|
54,251
|
1,750
|
C
|
Mid
|
30
|
Civil engineering
|
53,291
|
1,719
|
C
|
Top
|
31
|
Engineering
|
53,079
|
1,712
|
C
|
Top
|
32
|
Dirac delta function
|
53,021
|
1,710
|
GA
|
High
|
33
|
Dyson sphere
|
52,936
|
1,707
|
C
|
Mid
|
34
|
Continuously variable transmission
|
52,797
|
1,703
|
C
|
Mid
|
35
|
MAGURA V5
|
52,172
|
1,682
|
Start
|
Unknown
|
36
|
Amy Schneider
|
51,453
|
1,659
|
Start
|
Low
|
37
|
Glock switch
|
50,124
|
1,616
|
C
|
Low
|
38
|
Solid-state drive
|
48,712
|
1,571
|
C
|
Mid
|
39
|
Steam engine
|
48,566
|
1,566
|
C
|
High
|
40
|
Heating, ventilation, and air conditioning
|
48,133
|
1,552
|
C
|
High
|
41
|
Momentum
|
47,868
|
1,544
|
B
|
Top
|
42
|
IP code
|
47,516
|
1,532
|
C
|
Mid
|
43
|
Electrical engineering
|
47,381
|
1,528
|
B
|
Top
|
44
|
Enterprise resource planning
|
45,623
|
1,471
|
B
|
Mid
|
45
|
Electric motor
|
45,601
|
1,471
|
C
|
High
|
46
|
Ideal gas law
|
45,568
|
1,469
|
C
|
Mid
|
47
|
Intellectual property
|
45,168
|
1,457
|
B
|
Top
|
48
|
Printed circuit board
|
44,833
|
1,446
|
B
|
High
|
49
|
Software engineering
|
41,733
|
1,346
|
C
|
Top
|
50
|
Programmer
|
41,500
|
1,338
|
C
|
Mid
|
51
|
Diesel engine
|
40,787
|
1,315
|
C
|
Mid
|
52
|
BMW N55
|
40,763
|
1,314
|
C
|
Low
|
53
|
5S (methodology)
|
40,495
|
1,306
|
Start
|
Low
|
54
|
Air conditioning
|
40,112
|
1,293
|
C
|
Mid
|
55
|
Optical fiber
|
39,981
|
1,289
|
B
|
Mid
|
56
|
Diesel fuel
|
39,779
|
1,283
|
C
|
Mid
|
57
|
Fourth Industrial Revolution
|
39,778
|
1,283
|
C
|
Low
|
58
|
Ayao Komatsu
|
39,510
|
1,274
|
Start
|
Low
|
59
|
Science, technology, engineering, and mathematics
|
38,726
|
1,249
|
C
|
Low
|
60
|
Hexagon
|
38,632
|
1,246
|
C
|
Low
|
61
|
Laptop
|
38,117
|
1,229
|
C
|
Mid
|
62
|
Numerical control
|
37,908
|
1,222
|
C
|
High
|
63
|
Genetic engineering
|
37,422
|
1,207
|
GA
|
High
|
64
|
Hyperloop
|
37,191
|
1,199
|
C
|
High
|
65
|
Scramjet
|
36,889
|
1,189
|
C
|
Low
|
66
|
Ferdinand Porsche
|
36,830
|
1,188
|
Start
|
Low
|
67
|
Nuclear warfare
|
36,430
|
1,175
|
C
|
Unknown
|
68
|
Tire
|
36,080
|
1,163
|
C
|
Low
|
69
|
Project management
|
36,028
|
1,162
|
B
|
High
|
70
|
Three-phase electric power
|
35,858
|
1,156
|
C
|
Low
|
71
|
Innovation
|
35,679
|
1,150
|
B
|
Top
|
72
|
Water speed record
|
35,523
|
1,145
|
C
|
Mid
|
73
|
Technology readiness level
|
35,520
|
1,145
|
C
|
Mid
|
74
|
Northeastern University
|
35,512
|
1,145
|
B
|
Low
|
75
|
CFM International CFM56
|
35,382
|
1,141
|
B
|
Low
|
76
|
Carl Benz
|
35,279
|
1,138
|
C
|
High
|
77
|
Vannevar Bush
|
34,973
|
1,128
|
FA
|
Mid
|
78
|
The O2 Arena
|
34,733
|
1,120
|
C
|
Low
|
79
|
Engine
|
34,517
|
1,113
|
C
|
High
|
80
|
Drag reduction system
|
34,453
|
1,111
|
C
|
Low
|
81
|
Ceramic
|
34,097
|
1,099
|
B
|
Mid
|
82
|
Nuclear reactor
|
33,504
|
1,080
|
B
|
Mid
|
83
|
Aerospace engineering
|
33,213
|
1,071
|
C
|
Top
|
84
|
Institute of Electrical and Electronics Engineers
|
32,869
|
1,060
|
B
|
High
|
85
|
Erie Canal
|
32,852
|
1,059
|
C
|
Mid
|
86
|
Self-driving car
|
32,713
|
1,055
|
B
|
Top
|
87
|
Engineer
|
32,360
|
1,043
|
C
|
Top
|
88
|
Noise pollution
|
32,157
|
1,037
|
C
|
Mid
|
89
|
SCADA
|
31,843
|
1,027
|
C
|
Mid
|
90
|
Four-stroke engine
|
31,649
|
1,020
|
C
|
High
|
91
|
AutoCAD
|
31,274
|
1,008
|
C
|
Mid
|
92
|
Ishikawa diagram
|
31,171
|
1,005
|
Start
|
Mid
|
93
|
WD-40
|
31,037
|
1,001
|
C
|
Low
|
94
|
IIT Kharagpur
|
30,941
|
998
|
B
|
Mid
|
95
|
Reliance Infrastructure
|
30,787
|
993
|
Start
|
Low
|
96
|
BMW N52
|
30,727
|
991
|
Unknown
|
Unknown
|
97
|
Two-stroke engine
|
30,615
|
987
|
C
|
Mid
|
98
|
BMW M52
|
30,366
|
979
|
Unknown
|
Unknown
|
99
|
Big data
|
30,349
|
979
|
B
|
High
|
100
|
Toyota UZ engine
|
30,119
|
971
|
C
|
Low
|
101
|
Computer-aided design
|
30,006
|
967
|
C
|
High
|
102
|
Harrison Ruffin Tyler
|
29,853
|
963
|
C
|
Low
|
103
|
CE marking
|
29,738
|
959
|
C
|
Mid
|
104
|
Oil platform
|
29,565
|
953
|
C
|
Mid
|
105
|
BMW N63
|
29,556
|
953
|
C
|
Low
|
106
|
Robotics
|
29,550
|
953
|
B
|
Top
|
107
|
Brick
|
29,115
|
939
|
C
|
Mid
|
108
|
Power factor
|
28,982
|
934
|
B
|
Low
|
109
|
Flight airspeed record
|
28,909
|
932
|
C
|
Unknown
|
110
|
Quantum logic gate
|
28,887
|
931
|
C
|
Unknown
|
111
|
O'Neill cylinder
|
28,559
|
921
|
C
|
Unknown
|
112
|
Lean manufacturing
|
28,421
|
916
|
C
|
Mid
|
113
|
Honda L engine
|
28,411
|
916
|
C
|
Low
|
114
|
Problem solving
|
28,377
|
915
|
C
|
High
|
115
|
Minimum viable product
|
28,250
|
911
|
Start
|
High
|
116
|
Supercharger
|
28,022
|
903
|
C
|
Low
|
117
|
Gustave Eiffel
|
27,838
|
898
|
B
|
Mid
|
118
|
Carburetor
|
27,821
|
897
|
C
|
Mid
|
119
|
Mechatronics
|
27,215
|
877
|
Start
|
Mid
|
120
|
Cummins
|
27,178
|
876
|
C
|
Mid
|
121
|
Straight-six engine
|
27,116
|
874
|
C
|
Low
|
122
|
Infrastructure
|
27,070
|
873
|
C
|
High
|
123
|
Land speed record
|
26,995
|
870
|
C
|
Unknown
|
124
|
Simple machine
|
26,923
|
868
|
C
|
High
|
125
|
V12 engine
|
26,735
|
862
|
Start
|
Mid
|
126
|
Nuclear weapons and Israel
|
26,702
|
861
|
B
|
Low
|
127
|
Decision-making
|
26,546
|
856
|
C
|
Top
|
128
|
Cast iron
|
26,440
|
852
|
C
|
Mid
|
129
|
Rolls-Royce Merlin
|
26,287
|
847
|
FA
|
High
|
130
|
IIT Bombay
|
26,165
|
844
|
C
|
Mid
|
131
|
Jet engine
|
26,080
|
841
|
C
|
High
|
132
|
Crane (machine)
|
26,060
|
840
|
B
|
Mid
|
133
|
Building information modeling
|
25,988
|
838
|
C
|
Mid
|
134
|
Rex Tillerson
|
25,852
|
833
|
C
|
Mid
|
135
|
Systems engineering
|
25,312
|
816
|
B
|
High
|
136
|
Kenneth Nichols
|
25,139
|
810
|
GA
|
Mid
|
137
|
KISS principle
|
25,097
|
809
|
Start
|
High
|
138
|
Brushless DC electric motor
|
25,072
|
808
|
C
|
High
|
139
|
Drag (physics)
|
24,986
|
806
|
C
|
High
|
140
|
Creativity
|
24,886
|
802
|
B
|
Top
|
141
|
Taxonomy
|
24,874
|
802
|
Start
|
Unknown
|
142
|
Big Dig
|
24,591
|
793
|
B
|
Mid
|
143
|
Twin-turbo
|
24,369
|
786
|
C
|
Low
|
144
|
Excavator
|
24,344
|
785
|
C
|
Unknown
|
145
|
Rebar
|
24,263
|
782
|
C
|
High
|
146
|
Parkinson's law
|
24,067
|
776
|
C
|
High
|
147
|
Carbon steel
|
23,927
|
771
|
C
|
High
|
148
|
Stress–strain curve
|
23,922
|
771
|
Start
|
Unknown
|
149
|
Lever
|
23,788
|
767
|
B
|
Mid
|
150
|
Bachelor of Engineering
|
23,637
|
762
|
Start
|
Mid
|
151
|
Venturi effect
|
23,466
|
756
|
C
|
Mid
|
152
|
Iron Ring
|
23,446
|
756
|
C
|
Low
|
153
|
Ramjet
|
23,233
|
749
|
C
|
Low
|
154
|
BMW M50
|
23,072
|
744
|
C
|
Low
|
155
|
Gear
|
23,031
|
742
|
B
|
High
|
156
|
Automation
|
23,009
|
742
|
B
|
High
|
157
|
IIT Delhi
|
23,007
|
742
|
C
|
Mid
|
158
|
Root cause analysis
|
22,975
|
741
|
C
|
Mid
|
159
|
BMW N57
|
22,954
|
740
|
Start
|
Low
|
160
|
Prince engine
|
22,775
|
734
|
C
|
Low
|
161
|
Supply chain management
|
22,458
|
724
|
B
|
Mid
|
162
|
Composite material
|
22,395
|
722
|
C
|
High
|
163
|
Metallurgy
|
22,251
|
717
|
C
|
Top
|
164
|
Bastion fort
|
22,250
|
717
|
Start
|
Unknown
|
165
|
Rust
|
22,173
|
715
|
C
|
High
|
166
|
Gartner hype cycle
|
22,125
|
713
|
C
|
Mid
|
167
|
Risk management
|
21,975
|
708
|
C
|
High
|
168
|
List of screw drives
|
21,865
|
705
|
List
|
Mid
|
169
|
Computer engineering
|
21,770
|
702
|
C
|
Top
|
170
|
Analog computer
|
21,761
|
701
|
B
|
Low
|
171
|
Materials science
|
21,627
|
697
|
C
|
Top
|
172
|
Wrought iron
|
21,455
|
692
|
C
|
Mid
|
173
|
Pump
|
21,440
|
691
|
Start
|
High
|
174
|
Pareto efficiency
|
21,216
|
684
|
C
|
Mid
|
175
|
Active electronically scanned array
|
20,958
|
676
|
C
|
Low
|
176
|
Steam turbine
|
20,838
|
672
|
C
|
Mid
|
177
|
Actuator
|
20,701
|
667
|
Start
|
Low
|
178
|
Information security
|
20,674
|
666
|
B
|
High
|
179
|
Blueprint
|
20,611
|
664
|
Start
|
High
|
180
|
Space elevator
|
20,601
|
664
|
C
|
Mid
|
181
|
Thermal power station
|
20,430
|
659
|
C
|
High
|
182
|
Abdul Latif Rashid
|
20,373
|
657
|
Start
|
Low
|
183
|
Humanoid robot
|
20,345
|
656
|
C
|
Top
|
184
|
Operations research
|
20,277
|
654
|
C
|
High
|
185
|
Rudolf Diesel
|
20,262
|
653
|
C
|
Mid
|
186
|
Stepper motor
|
20,121
|
649
|
C
|
Unknown
|
187
|
Chemical engineering
|
20,060
|
647
|
B
|
Top
|
188
|
List of BMW engines
|
19,910
|
642
|
List
|
Low
|
189
|
Diffusion of innovations
|
19,891
|
641
|
C
|
Mid
|
190
|
Synchronous motor
|
19,861
|
640
|
C
|
High
|
191
|
Industrial engineering
|
19,828
|
639
|
Start
|
High
|
192
|
Web of Science
|
19,782
|
638
|
C
|
Low
|
193
|
Biomedical engineering
|
19,771
|
637
|
B
|
Top
|
194
|
Cultured meat
|
19,753
|
637
|
B
|
Low
|
195
|
Do it yourself
|
19,476
|
628
|
C
|
Low
|
196
|
Fluid dynamics
|
19,405
|
625
|
B
|
High
|
197
|
Weather modification
|
19,286
|
622
|
B
|
Low
|
198
|
Pulley
|
19,168
|
618
|
C
|
Top
|
199
|
Risk
|
18,948
|
611
|
C
|
Top
|
200
|
Clutch
|
18,932
|
610
|
C
|
Mid
|
201
|
Planned obsolescence
|
18,925
|
610
|
Start
|
High
|
202
|
Vibration
|
18,912
|
610
|
B
|
High
|
203
|
AECOM
|
18,865
|
608
|
C
|
Low
|
204
|
High availability
|
18,821
|
607
|
C
|
Low
|
205
|
SAE 304 stainless steel
|
18,753
|
604
|
C
|
Low
|
206
|
Ringworld
|
18,679
|
602
|
B
|
Low
|
207
|
Boston Dynamics
|
18,679
|
602
|
C
|
Low
|
208
|
Bulldozer
|
18,593
|
599
|
Start
|
High
|
209
|
Antenna (radio)
|
18,460
|
595
|
C
|
Low
|
210
|
Failure mode and effects analysis
|
18,426
|
594
|
C
|
High
|
211
|
Van
|
18,230
|
588
|
Start
|
Low
|
212
|
Maintenance
|
17,974
|
579
|
C
|
High
|
213
|
W16 engine
|
17,722
|
571
|
Start
|
Mid
|
214
|
Hex key
|
17,605
|
567
|
C
|
Mid
|
215
|
Smelting
|
17,561
|
566
|
C
|
Low
|
216
|
Scopus
|
17,556
|
566
|
Start
|
Low
|
217
|
Waterfall model
|
17,536
|
565
|
C
|
Mid
|
218
|
Slate
|
17,519
|
565
|
Start
|
Low
|
219
|
Tungsten carbide
|
17,509
|
564
|
B
|
Mid
|
220
|
Santiago Calatrava
|
17,432
|
562
|
C
|
High
|
221
|
Hammer
|
17,177
|
554
|
C
|
Mid
|
222
|
ISO metric screw thread
|
17,177
|
554
|
C
|
Mid
|
223
|
Spinning jenny
|
17,092
|
551
|
Start
|
High
|
224
|
WSP Global
|
17,044
|
549
|
Start
|
High
|
225
|
Slag
|
16,982
|
547
|
C
|
Low
|
226
|
The purpose of a system is what it does
|
16,956
|
546
|
Start
|
Low
|
227
|
Mobile device
|
16,903
|
545
|
Start
|
Low
|
228
|
Escorts Kubota Limited
|
16,750
|
540
|
Start
|
Unknown
|
229
|
Impulse (physics)
|
16,722
|
539
|
Start
|
High
|
230
|
Engineering drawing abbreviations and symbols
|
16,709
|
539
|
List
|
Low
|
231
|
BMW N20
|
16,692
|
538
|
Unknown
|
Unknown
|
232
|
Sustainable energy
|
16,668
|
537
|
FA
|
High
|
233
|
Servomotor
|
16,648
|
537
|
Start
|
Unknown
|
234
|
Hydraulics
|
16,485
|
531
|
C
|
Top
|
235
|
BMW 02 Series
|
16,481
|
531
|
Unknown
|
Unknown
|
236
|
Carnot cycle
|
16,450
|
530
|
B
|
Mid
|
237
|
Aluminium alloy
|
16,355
|
527
|
C
|
High
|
238
|
Dipole antenna
|
16,234
|
523
|
B
|
Mid
|
239
|
Archimedes' screw
|
16,220
|
523
|
C
|
Low
|
240
|
Von Mises yield criterion
|
16,212
|
522
|
Start
|
Mid
|
241
|
Volvo Engine Architecture
|
16,191
|
522
|
List
|
Low
|
242
|
Epicyclic gearing
|
16,163
|
521
|
B
|
Mid
|
243
|
Wrench
|
16,058
|
518
|
C
|
High
|
244
|
Peter Madsen
|
16,057
|
517
|
C
|
Low
|
245
|
Cryogenics
|
15,724
|
507
|
Start
|
Mid
|
246
|
Timing belt (camshaft)
|
15,562
|
502
|
C
|
Mid
|
247
|
Rube Goldberg
|
15,416
|
497
|
C
|
Mid
|
248
|
Equations of motion
|
15,391
|
496
|
B
|
Mid
|
249
|
Simulation
|
15,334
|
494
|
B
|
Mid
|
250
|
Citadel
|
15,324
|
494
|
C
|
Low
|
251
|
Audio engineer
|
15,288
|
493
|
C
|
Mid
|
252
|
List of megaprojects
|
15,261
|
492
|
List
|
Unknown
|
253
|
Law of triviality
|
15,211
|
490
|
C
|
Mid
|
254
|
Diorama
|
15,205
|
490
|
C
|
Low
|
255
|
Biochemical oxygen demand
|
15,200
|
490
|
C
|
Mid
|
256
|
Nissan MR engine
|
15,147
|
488
|
Start
|
Low
|
257
|
Phased array
|
15,128
|
488
|
C
|
Low
|
258
|
SolidWorks
|
14,929
|
481
|
Start
|
Low
|
259
|
Camshaft
|
14,859
|
479
|
B
|
Mid
|
260
|
Pipeline
|
14,841
|
478
|
B
|
Mid
|
261
|
Poka-yoke
|
14,714
|
474
|
Start
|
High
|
262
|
Isometric projection
|
14,672
|
473
|
Start
|
Mid
|
263
|
Ellen Ochoa
|
14,656
|
472
|
B
|
Low
|
264
|
Euclidean vector
|
14,628
|
471
|
B
|
Low
|
265
|
Motor oil
|
14,625
|
471
|
C
|
Low
|
266
|
Analysis paralysis
|
14,530
|
468
|
C
|
High
|
267
|
Radioactive waste
|
14,472
|
466
|
C
|
Low
|
268
|
Rockwell scale
|
14,467
|
466
|
C
|
High
|
269
|
Arup Group
|
14,419
|
465
|
Start
|
Mid
|
270
|
Engineer's Ring
|
14,337
|
462
|
Start
|
Low
|
271
|
Rocket engine
|
14,333
|
462
|
C
|
Mid
|
272
|
Car suspension
|
14,311
|
461
|
C
|
High
|
273
|
TDI (engine)
|
14,182
|
457
|
Start
|
Mid
|
274
|
IIT Kanpur
|
14,151
|
456
|
C
|
Mid
|
275
|
Aerodynamics
|
14,094
|
454
|
B
|
Top
|
276
|
Textile industry
|
14,093
|
454
|
Start
|
High
|
277
|
Kate Gleason
|
14,076
|
454
|
GA
|
Low
|
278
|
Limited-slip differential
|
14,068
|
453
|
C
|
Low
|
279
|
Turbine
|
13,979
|
450
|
C
|
High
|
280
|
AtkinsRéalis
|
13,976
|
450
|
C
|
Low
|
281
|
Heavy equipment
|
13,851
|
446
|
C
|
High
|
282
|
Gas tungsten arc welding
|
13,695
|
441
|
FA
|
Mid
|
283
|
Fatigue (material)
|
13,695
|
441
|
C
|
High
|
284
|
BMW B57
|
13,657
|
440
|
Start
|
Low
|
285
|
Proof of concept
|
13,626
|
439
|
Start
|
High
|
286
|
Hilti
|
13,534
|
436
|
Start
|
Unknown
|
287
|
Fellow of the Royal Academy of Engineering
|
13,474
|
434
|
Stub
|
Low
|
288
|
Rack and pinion
|
13,458
|
434
|
C
|
Mid
|
289
|
Electronic engineering
|
13,457
|
434
|
C
|
High
|
290
|
Mechanical ventilation
|
13,354
|
430
|
B
|
Low
|
291
|
Common rail
|
13,330
|
430
|
C
|
Mid
|
292
|
Petroleum industry
|
13,284
|
428
|
C
|
Low
|
293
|
Snap-on
|
13,252
|
427
|
C
|
Low
|
294
|
Creep (deformation)
|
13,244
|
427
|
B
|
Low
|
295
|
Millennium Dome
|
13,124
|
423
|
B
|
Mid
|
296
|
Pressure vessel
|
13,107
|
422
|
C
|
Mid
|
297
|
Combined cycle power plant
|
13,040
|
420
|
B
|
High
|
298
|
Aerospace
|
13,019
|
419
|
C
|
High
|
299
|
Boiler
|
12,970
|
418
|
C
|
High
|
300
|
Aqueduct (water supply)
|
12,957
|
417
|
C
|
Low
|
301
|
Regenerative braking
|
12,956
|
417
|
C
|
Low
|
302
|
Sam Brinton
|
12,939
|
417
|
Start
|
Low
|
303
|
Material
|
12,934
|
417
|
Start
|
Low
|
304
|
Brainstorming
|
12,895
|
415
|
Start
|
High
|
305
|
List of engineering branches
|
12,849
|
414
|
List
|
Low
|
306
|
Gianpiero Lambiase
|
12,831
|
413
|
Start
|
Low
|
307
|
Chemical industry
|
12,752
|
411
|
Start
|
High
|
308
|
Subaru WRX STI
|
12,743
|
411
|
Unknown
|
Unknown
|
309
|
Robotic process automation
|
12,660
|
408
|
Start
|
Low
|
310
|
Chrysler B engine
|
12,644
|
407
|
Start
|
Unknown
|
311
|
Engineering drawing
|
12,621
|
407
|
C
|
Low
|
312
|
Diesel particulate filter
|
12,602
|
406
|
C
|
Low
|
313
|
Colossus computer
|
12,596
|
406
|
B
|
Unknown
|
314
|
Project management triangle
|
12,550
|
404
|
Start
|
Unknown
|
315
|
Molten-salt reactor
|
12,483
|
402
|
B
|
Unknown
|
316
|
Revolutions per minute
|
12,309
|
397
|
Start
|
Mid
|
317
|
Master–slave (technology)
|
12,289
|
396
|
Start
|
Mid
|
318
|
Bluing (steel)
|
12,268
|
395
|
C
|
Low
|
319
|
Avro Canada VZ-9 Avrocar
|
12,257
|
395
|
C
|
Low
|
320
|
Brunel University London
|
12,230
|
394
|
C
|
High
|
321
|
Bevel gear
|
12,198
|
393
|
C
|
Mid
|
322
|
Fibre-reinforced plastic
|
12,124
|
391
|
Start
|
Low
|
323
|
Power steering
|
12,113
|
390
|
C
|
Low
|
324
|
Surface roughness
|
12,086
|
389
|
C
|
Unknown
|
325
|
Straight-three engine
|
12,077
|
389
|
Start
|
Mid
|
326
|
Forging
|
12,060
|
389
|
B
|
Mid
|
327
|
Coandă effect
|
12,035
|
388
|
C
|
Low
|
328
|
Bagger 288
|
11,974
|
386
|
Start
|
Mid
|
329
|
Hydrogen economy
|
11,969
|
386
|
B
|
Low
|
330
|
Overhead valve engine
|
11,956
|
385
|
C
|
Mid
|
331
|
Kiln
|
11,874
|
383
|
C
|
High
|
332
|
Unobtainium
|
11,806
|
380
|
C
|
Low
|
333
|
PSA EW/DW engine
|
11,795
|
380
|
C
|
Low
|
334
|
Bill of materials
|
11,773
|
379
|
Start
|
Mid
|
335
|
Shock absorber
|
11,704
|
377
|
C
|
Mid
|
336
|
Yagi–Uda antenna
|
11,678
|
376
|
C
|
Low
|
337
|
BMW S85
|
11,655
|
375
|
Unknown
|
Unknown
|
338
|
Assembly line
|
11,631
|
375
|
C
|
Mid
|
339
|
Compression ratio
|
11,611
|
374
|
C
|
Low
|
340
|
Fissile material
|
11,593
|
373
|
C
|
Low
|
341
|
Mass production
|
11,587
|
373
|
C
|
Mid
|
342
|
O-ring
|
11,540
|
372
|
C
|
Mid
|
343
|
BMW M12
|
11,538
|
372
|
C
|
Low
|
344
|
Lateral thinking
|
11,520
|
371
|
C
|
Mid
|
345
|
Factor of safety
|
11,508
|
371
|
C
|
Mid
|
346
|
Hero of Alexandria
|
11,499
|
370
|
C
|
Mid
|
347
|
List of vehicle speed records
|
11,475
|
370
|
List
|
Unknown
|
348
|
Thermal energy storage
|
11,466
|
369
|
Start
|
Unknown
|
349
|
ASTM International
|
11,440
|
369
|
C
|
Mid
|
350
|
Structural integrity and failure
|
11,434
|
368
|
C
|
Unknown
|
351
|
Turbo encabulator
|
11,413
|
368
|
C
|
Unknown
|
352
|
Cost–benefit analysis
|
11,404
|
367
|
B
|
High
|
353
|
Monocoque
|
11,360
|
366
|
C
|
High
|
354
|
Calibration
|
11,348
|
366
|
Start
|
Mid
|
355
|
Atkinson cycle
|
11,344
|
365
|
C
|
High
|
356
|
Crankcase ventilation system
|
11,336
|
365
|
C
|
Low
|
357
|
BMW N62
|
11,238
|
362
|
C
|
Low
|
358
|
Piston
|
11,228
|
362
|
C
|
High
|
359
|
Otto cycle
|
11,195
|
361
|
C
|
High
|
360
|
Glitter
|
11,189
|
360
|
C
|
Mid
|
361
|
Breakwater (structure)
|
11,177
|
360
|
Start
|
High
|
362
|
Drill
|
11,170
|
360
|
C
|
Mid
|
363
|
Pagani Utopia
|
11,140
|
359
|
Unknown
|
Unknown
|
364
|
Monkey wrench
|
11,109
|
358
|
Start
|
Low
|
365
|
Plumb bob
|
11,077
|
357
|
Start
|
Unknown
|
366
|
Optical disc
|
11,043
|
356
|
C
|
Unknown
|
367
|
Combat engineer
|
11,007
|
355
|
Start
|
Mid
|
368
|
Turbo-diesel
|
10,960
|
353
|
C
|
Mid
|
369
|
Centrifugal pump
|
10,923
|
352
|
Start
|
Mid
|
370
|
Marine propulsion
|
10,909
|
351
|
C
|
Mid
|
371
|
Cogeneration
|
10,874
|
350
|
Start
|
Low
|
372
|
Circular motion
|
10,872
|
350
|
C
|
Mid
|
373
|
Constant-velocity joint
|
10,837
|
349
|
C
|
Low
|
374
|
Electrostatic discharge
|
10,834
|
349
|
Start
|
Unknown
|
375
|
Telford
|
10,823
|
349
|
B
|
Mid
|
376
|
Rover V8 engine
|
10,816
|
348
|
C
|
Low
|
377
|
BMW M30
|
10,696
|
345
|
Unknown
|
Unknown
|
378
|
Statistical process control
|
10,678
|
344
|
C
|
Unknown
|
379
|
Biological engineering
|
10,666
|
344
|
C
|
High
|
380
|
Engine knocking
|
10,657
|
343
|
C
|
Low
|
381
|
Climate engineering
|
10,647
|
343
|
B
|
Mid
|
382
|
Thomas Mensah (engineer)
|
10,637
|
343
|
C
|
Low
|
383
|
W12 engine
|
10,606
|
342
|
Start
|
Mid
|
384
|
List of commercial nuclear reactors
|
10,582
|
341
|
List
|
Low
|
385
|
Scram
|
10,568
|
340
|
C
|
Low
|
386
|
Tuned mass damper
|
10,556
|
340
|
C
|
Mid
|
387
|
Neuromorphic engineering
|
10,507
|
338
|
B
|
Low
|
388
|
Vilfredo Pareto
|
10,438
|
336
|
C
|
Low
|
389
|
Gasket
|
10,435
|
336
|
C
|
Low
|
390
|
Project
|
10,418
|
336
|
Start
|
Top
|
391
|
Rankine scale
|
10,392
|
335
|
C
|
Low
|
392
|
Double clutching (technique)
|
10,359
|
334
|
C
|
Low
|
393
|
Crowbar
|
10,342
|
333
|
Start
|
Mid
|
394
|
Royal Engineers
|
10,272
|
331
|
C
|
Low
|
395
|
Volvo D5 engine
|
10,260
|
330
|
Start
|
Low
|
396
|
Andrea Stella (engineer)
|
10,248
|
330
|
Stub
|
Low
|
397
|
Start-stop system
|
10,231
|
330
|
C
|
Low
|
398
|
Synthetic biology
|
10,224
|
329
|
B
|
Unknown
|
399
|
Railway speed record
|
10,194
|
328
|
List
|
Unknown
|
400
|
Synergy
|
10,170
|
328
|
C
|
High
|
401
|
Flange
|
10,156
|
327
|
Unknown
|
Unknown
|
402
|
Dick Strawbridge
|
10,126
|
326
|
C
|
Low
|
403
|
General Electric Company
|
10,059
|
324
|
Start
|
Low
|
404
|
State of the art
|
10,051
|
324
|
Start
|
High
|
405
|
Biomimetics
|
10,026
|
323
|
C
|
High
|
406
|
Near and far field
|
9,989
|
322
|
C
|
High
|
407
|
Turnkey
|
9,980
|
321
|
Start
|
Mid
|
408
|
SAE International
|
9,949
|
320
|
C
|
Unknown
|
409
|
Steer-by-wire
|
9,917
|
319
|
Unknown
|
Unknown
|
410
|
Bloodhound LSR
|
9,879
|
318
|
C
|
Low
|
411
|
Electronic circuit
|
9,847
|
317
|
C
|
Low
|
412
|
Straight-five engine
|
9,838
|
317
|
C
|
Low
|
413
|
SAE steel grades
|
9,826
|
316
|
List
|
Low
|
414
|
BMW N46
|
9,786
|
315
|
Unknown
|
Unknown
|
415
|
Anthony Levandowski
|
9,753
|
314
|
Stub
|
Low
|
416
|
Pliers
|
9,739
|
314
|
C
|
Mid
|
417
|
Raising of Chicago
|
9,728
|
313
|
C
|
Low
|
418
|
History of the petroleum industry
|
9,690
|
312
|
C
|
Low
|
419
|
Daniel Gabriel Fahrenheit
|
9,689
|
312
|
C
|
Low
|
420
|
Throttle
|
9,681
|
312
|
C
|
Mid
|
421
|
Flat engine
|
9,673
|
312
|
Start
|
Mid
|
422
|
Thin Man (nuclear bomb)
|
9,662
|
311
|
GA
|
Low
|
423
|
AGA cooker
|
9,639
|
310
|
Start
|
Low
|
424
|
History of water supply and sanitation
|
9,637
|
310
|
B
|
Low
|
425
|
Conveyor belt
|
9,633
|
310
|
C
|
High
|
426
|
Toyota M engine
|
9,621
|
310
|
List
|
Low
|
427
|
Construction of the World Trade Center
|
9,593
|
309
|
FA
|
Mid
|
428
|
List of ISO standards
|
9,575
|
308
|
List
|
Low
|
429
|
Brayton cycle
|
9,572
|
308
|
C
|
Low
|
430
|
Global Airlines
|
9,566
|
308
|
Unknown
|
Unknown
|
431
|
SCART
|
9,541
|
307
|
Start
|
Unknown
|
432
|
Hardness
|
9,523
|
307
|
C
|
High
|
433
|
Engine displacement
|
9,519
|
307
|
Start
|
Low
|
434
|
Refractory
|
9,511
|
306
|
B
|
Low
|
435
|
Julie Payette
|
9,511
|
306
|
B
|
Low
|
436
|
Barry Voight
|
9,442
|
304
|
FA
|
Low
|
437
|
Dirk de Beer
|
9,434
|
304
|
Start
|
Low
|
438
|
Condenser (heat transfer)
|
9,401
|
303
|
Start
|
High
|
439
|
Concept map
|
9,389
|
302
|
C
|
Mid
|
440
|
Crankshaft position sensor
|
9,387
|
302
|
Start
|
Low
|
441
|
FIRST Robotics Competition
|
9,375
|
302
|
B
|
Low
|
442
|
Instrumentation
|
9,350
|
301
|
C
|
Mid
|
443
|
Power-to-weight ratio
|
9,255
|
298
|
C
|
Mid
|
444
|
Ventilation (architecture)
|
9,233
|
297
|
Start
|
Low
|
445
|
Daisy chain (electrical engineering)
|
9,223
|
297
|
Start
|
Low
|
446
|
Drivetrain
|
9,221
|
297
|
Start
|
Low
|
447
|
Relief valve
|
9,209
|
297
|
C
|
Low
|
448
|
Richard Trevithick
|
9,204
|
296
|
C
|
Mid
|
449
|
Brake fluid
|
9,204
|
296
|
C
|
Mid
|
450
|
Product lifecycle
|
9,150
|
295
|
Start
|
Mid
|
451
|
Chiller
|
9,148
|
295
|
C
|
Low
|
452
|
Pykrete
|
9,111
|
293
|
C
|
Low
|
453
|
Quality control
|
9,110
|
293
|
C
|
High
|
454
|
Continual improvement process
|
9,081
|
292
|
Start
|
High
|
455
|
Hydrogen embrittlement
|
9,059
|
292
|
Start
|
Unknown
|
456
|
Gigafactory Nevada
|
9,047
|
291
|
C
|
Low
|
457
|
Screw thread
|
9,028
|
291
|
C
|
High
|
458
|
V engine
|
9,008
|
290
|
Start
|
Mid
|
459
|
Wheelbase
|
9,001
|
290
|
Start
|
Unknown
|
460
|
Metamaterial
|
9,000
|
290
|
B
|
Low
|
461
|
Environmental engineering
|
8,999
|
290
|
C
|
Top
|
462
|
Time and motion study
|
8,996
|
290
|
Start
|
Mid
|
463
|
Structural engineering
|
8,956
|
288
|
B
|
Top
|
464
|
Boeing manufacturing issues
|
8,933
|
288
|
Start
|
Unknown
|
465
|
XY problem
|
8,929
|
288
|
Start
|
Low
|
466
|
Futures studies
|
8,923
|
287
|
B
|
Low
|
467
|
List of IEC standards
|
8,922
|
287
|
List
|
Unknown
|
468
|
The O2
|
8,891
|
286
|
Start
|
Mid
|
469
|
Heat recovery ventilation
|
8,885
|
286
|
C
|
Low
|
470
|
Aeronautics
|
8,881
|
286
|
C
|
High
|
471
|
Tensile testing
|
8,875
|
286
|
C
|
High
|
472
|
Idea
|
8,869
|
286
|
C
|
High
|
473
|
BMW M20
|
8,866
|
286
|
Unknown
|
Unknown
|
474
|
Benchmarking
|
8,848
|
285
|
Start
|
Mid
|
475
|
Sequential manual transmission
|
8,847
|
285
|
C
|
Low
|
476
|
AWF8F35
|
8,831
|
284
|
Unknown
|
Unknown
|
477
|
Fastener
|
8,828
|
284
|
Start
|
High
|
478
|
Universal joint
|
8,819
|
284
|
Unknown
|
Unknown
|
479
|
International Standard Atmosphere
|
8,780
|
283
|
C
|
Mid
|
480
|
Fault tree analysis
|
8,780
|
283
|
C
|
Mid
|
481
|
Control engineering
|
8,733
|
281
|
Start
|
Top
|
482
|
Compact crossover SUV
|
8,723
|
281
|
C
|
Low
|
483
|
Speed tape
|
8,717
|
281
|
Start
|
Mid
|
484
|
Shape-memory alloy
|
8,680
|
280
|
C
|
Unknown
|
485
|
Baykar Bayraktar TB3
|
8,674
|
279
|
Start
|
Unknown
|
486
|
Mohr's circle
|
8,644
|
278
|
B
|
Mid
|
487
|
Volkswagen Bora
|
8,630
|
278
|
Unknown
|
Unknown
|
488
|
Risk assessment
|
8,626
|
278
|
C
|
Mid
|
489
|
Spring (device)
|
8,624
|
278
|
Start
|
High
|
490
|
Mini Moke
|
8,613
|
277
|
B
|
Low
|
491
|
Linear motor
|
8,607
|
277
|
Start
|
High
|
492
|
Washer (hardware)
|
8,605
|
277
|
C
|
Mid
|
493
|
Automotive Safety Integrity Level
|
8,586
|
276
|
B
|
Low
|
494
|
Plain bearing
|
8,575
|
276
|
C
|
Mid
|
495
|
Deep sea mining
|
8,567
|
276
|
C
|
Low
|
496
|
Project Habakkuk
|
8,527
|
275
|
C
|
Low
|
497
|
List of Filipino inventions and discoveries
|
8,507
|
274
|
List
|
Low
|
498
|
Fast-neutron reactor
|
8,495
|
274
|
C
|
Low
|
499
|
Volvo Redblock Engine
|
8,472
|
273
|
Start
|
Low
|
500
|
Air Astana Flight 1388
|
8,460
|
272
|
Unknown
|
Unknown
|
501
|
Engineering design process
|
8,443
|
272
|
Start
|
High
|
502
|
Piping and plumbing fitting
|
8,438
|
272
|
C
|
Mid
|
503
|
Total quality management
|
8,434
|
272
|
C
|
Mid
|
504
|
Peristaltic pump
|
8,395
|
270
|
Start
|
Low
|
505
|
X band
|
8,389
|
270
|
C
|
Mid
|
506
|
Master of Engineering
|
8,386
|
270
|
Start
|
High
|
507
|
Brinell scale
|
8,374
|
270
|
Start
|
Mid
|
508
|
Vulnerability
|
8,365
|
269
|
C
|
Mid
|
509
|
ISO 26262
|
8,346
|
269
|
Start
|
Low
|
510
|
Marine engineering
|
8,336
|
268
|
Start
|
Top
|
511
|
Torque wrench
|
8,333
|
268
|
C
|
High
|
512
|
Metacentric height
|
8,233
|
265
|
C
|
Mid
|
513
|
Spacecraft propulsion
|
8,225
|
265
|
Start
|
Unknown
|
514
|
Automatic transmission fluid
|
8,225
|
265
|
C
|
Low
|
515
|
Hofstadter's law
|
8,202
|
264
|
Start
|
Mid
|
516
|
RTFM
|
8,127
|
262
|
Start
|
Low
|
517
|
Embarrassingly parallel
|
8,113
|
261
|
Start
|
Low
|
518
|
Automotive engineering
|
8,074
|
260
|
Start
|
Mid
|
519
|
ARINC 429
|
8,072
|
260
|
Start
|
Unknown
|
520
|
Austenitic stainless steel
|
8,056
|
259
|
C
|
Low
|
521
|
Megastructure
|
8,043
|
259
|
Start
|
Unknown
|
522
|
BMW S38
|
8,031
|
259
|
Unknown
|
Unknown
|
523
|
Charpy impact test
|
7,958
|
256
|
Start
|
Unknown
|
524
|
Cylinder head
|
7,946
|
256
|
Start
|
Mid
|
525
|
Military engineering
|
7,929
|
255
|
C
|
Low
|
526
|
Platform screen doors
|
7,915
|
255
|
C
|
Unknown
|
527
|
BMW M43
|
7,905
|
255
|
Unknown
|
Unknown
|
528
|
Six Thinking Hats
|
7,894
|
254
|
C
|
Mid
|
529
|
Aircraft flight dynamics
|
7,894
|
254
|
Start
|
Mid
|
530
|
Synthetic oil
|
7,845
|
253
|
Start
|
Mid
|
531
|
Agricultural engineering
|
7,845
|
253
|
Start
|
Top
|
532
|
Bending moment
|
7,843
|
253
|
Start
|
Low
|
533
|
Diesel–electric powertrain
|
7,814
|
252
|
Unknown
|
Unknown
|
534
|
Nondestructive testing
|
7,801
|
251
|
Start
|
Low
|
535
|
MAP sensor
|
7,786
|
251
|
Start
|
Low
|
536
|
Pareto front
|
7,776
|
250
|
Start
|
Unknown
|
537
|
Dielectric strength
|
7,764
|
250
|
C
|
Low
|
538
|
Quality management
|
7,748
|
249
|
C
|
Low
|
539
|
Run-flat tire
|
7,746
|
249
|
C
|
Low
|
540
|
Stopwatch
|
7,730
|
249
|
Start
|
Unknown
|
541
|
Caterpillar D11
|
7,726
|
249
|
Start
|
Low
|
542
|
Suitcase nuclear device
|
7,722
|
249
|
Start
|
Low
|
543
|
Straight engine
|
7,681
|
247
|
Start
|
High
|
544
|
Efficiency
|
7,679
|
247
|
C
|
Mid
|
545
|
Laurent Rossi
|
7,671
|
247
|
Start
|
Low
|
546
|
W engine
|
7,667
|
247
|
Start
|
Mid
|
547
|
Pile driver
|
7,665
|
247
|
Start
|
Mid
|
548
|
AWTF-80 SC
|
7,657
|
247
|
Unknown
|
Unknown
|
549
|
Toughness
|
7,642
|
246
|
C
|
Mid
|
550
|
Dry sump
|
7,610
|
245
|
C
|
Low
|
551
|
Worm drive
|
7,585
|
244
|
C
|
Mid
|
552
|
Fail-safe
|
7,582
|
244
|
C
|
Unknown
|
553
|
BMW N43
|
7,565
|
244
|
Unknown
|
Unknown
|
554
|
Stator
|
7,533
|
243
|
Start
|
Low
|
555
|
Requirement
|
7,494
|
241
|
Start
|
High
|
556
|
Briggs & Stratton
|
7,442
|
240
|
C
|
High
|
557
|
Mercedes-Benz OM648 engine
|
7,433
|
239
|
Start
|
Low
|
558
|
BMW 2 Series (G42)
|
7,427
|
239
|
C
|
Low
|
559
|
Pipe (fluid conveyance)
|
7,419
|
239
|
C
|
Mid
|
560
|
Direct Stream Digital
|
7,419
|
239
|
C
|
Unknown
|
561
|
Deep reinforcement learning
|
7,418
|
239
|
Start
|
Unknown
|
562
|
Ritual of the Calling of an Engineer
|
7,416
|
239
|
C
|
Low
|
563
|
Composite armour
|
7,412
|
239
|
Start
|
Low
|
564
|
Injector
|
7,344
|
236
|
C
|
Mid
|
565
|
Nail (fastener)
|
7,335
|
236
|
C
|
Low
|
566
|
Computational science
|
7,320
|
236
|
C
|
High
|
567
|
Manufacturing engineering
|
7,316
|
236
|
Start
|
Top
|
568
|
Albert Mehrabian
|
7,312
|
235
|
Stub
|
Low
|
569
|
Reliability engineering
|
7,287
|
235
|
C
|
Unknown
|
570
|
Drilling rig
|
7,283
|
234
|
Start
|
Mid
|
571
|
Problem statement
|
7,249
|
233
|
Start
|
High
|
572
|
Central heating
|
7,248
|
233
|
B
|
High
|
573
|
Rate equation
|
7,243
|
233
|
C
|
Mid
|
574
|
Big Blue crane collapse
|
7,238
|
233
|
Start
|
Low
|
575
|
Wind tunnel
|
7,216
|
232
|
B
|
Mid
|
576
|
Brushed DC electric motor
|
7,210
|
232
|
C
|
High
|
577
|
Project manager
|
7,209
|
232
|
Start
|
Unknown
|
578
|
Overdrive (mechanics)
|
7,202
|
232
|
C
|
Low
|
579
|
Nikolai Fomin
|
7,188
|
231
|
Start
|
Unknown
|
580
|
Acceptance testing
|
7,175
|
231
|
Start
|
Mid
|
581
|
Multistage rocket
|
7,171
|
231
|
Start
|
High
|
582
|
Parabolic antenna
|
7,153
|
230
|
B
|
Low
|
583
|
Standing wave ratio
|
7,147
|
230
|
C
|
High
|
584
|
Mechanical advantage
|
7,116
|
229
|
C
|
Mid
|
585
|
Werner von Siemens
|
7,111
|
229
|
C
|
Unknown
|
586
|
San Juanico Bridge
|
7,091
|
228
|
C
|
Low
|
587
|
Hydramatic
|
7,083
|
228
|
C
|
Unknown
|
588
|
Kilogram-force
|
7,043
|
227
|
C
|
Low
|
589
|
Austenite
|
7,041
|
227
|
C
|
Low
|
590
|
Toyota K CVT transmission
|
7,041
|
227
|
Unknown
|
Unknown
|
591
|
Coupling
|
7,021
|
226
|
C
|
Mid
|
592
|
Air draft
|
6,995
|
225
|
Start
|
Unknown
|
593
|
Hermetic seal
|
6,989
|
225
|
Start
|
Unknown
|
594
|
FR-4
|
6,984
|
225
|
Start
|
Low
|
595
|
Single point of failure
|
6,973
|
224
|
C
|
Low
|
596
|
ST Engineering
|
6,968
|
224
|
Start
|
Low
|
597
|
Lexus LBX
|
6,956
|
224
|
Unknown
|
Unknown
|
598
|
Dirichlet boundary condition
|
6,952
|
224
|
Stub
|
Unknown
|
599
|
Machining
|
6,917
|
223
|
Start
|
High
|
600
|
Tissue engineering
|
6,901
|
222
|
B
|
High
|
601
|
BMW N74
|
6,900
|
222
|
Start
|
Low
|
602
|
Flying shuttle
|
6,895
|
222
|
Start
|
High
|
603
|
Front-wheel drive
|
6,890
|
222
|
B
|
Low
|
604
|
Corrective and preventive action
|
6,877
|
221
|
Start
|
Mid
|
605
|
Deflection (engineering)
|
6,872
|
221
|
Start
|
Mid
|
606
|
Carillion
|
6,867
|
221
|
C
|
Low
|
607
|
Honda CR-V (fifth generation)
|
6,866
|
221
|
Unknown
|
Unknown
|
608
|
Best practice
|
6,866
|
221
|
C
|
Mid
|
609
|
Fused filament fabrication
|
6,864
|
221
|
C
|
Unknown
|
610
|
Hydraulic fluid
|
6,849
|
220
|
C
|
Mid
|
611
|
Fatberg
|
6,825
|
220
|
Start
|
Low
|
612
|
Right to repair
|
6,799
|
219
|
Start
|
Unknown
|
613
|
Heat pipe
|
6,778
|
218
|
C
|
Low
|
614
|
Petroleum engineering
|
6,768
|
218
|
C
|
Top
|
615
|
Mining engineering
|
6,755
|
217
|
Start
|
Top
|
616
|
A36 steel
|
6,746
|
217
|
Start
|
Low
|
617
|
Project Plowshare
|
6,731
|
217
|
C
|
Low
|
618
|
Grease (lubricant)
|
6,722
|
216
|
C
|
High
|
619
|
BMW Goldfisch V16
|
6,721
|
216
|
Unknown
|
Unknown
|
620
|
Pro forma
|
6,717
|
216
|
Start
|
Mid
|
621
|
Electromechanics
|
6,700
|
216
|
Start
|
High
|
622
|
Scrubber
|
6,691
|
215
|
Start
|
Mid
|
623
|
Megaproject
|
6,677
|
215
|
Start
|
Mid
|
624
|
Giga Press
|
6,636
|
214
|
C
|
Low
|
625
|
Eight disciplines problem solving
|
6,630
|
213
|
Start
|
Mid
|
626
|
Citroën e-Berlingo
|
6,614
|
213
|
Unknown
|
Unknown
|
627
|
Locking differential
|
6,603
|
213
|
Start
|
Mid
|
628
|
Willis Carrier
|
6,583
|
212
|
C
|
Unknown
|
629
|
Allotropes of iron
|
6,565
|
211
|
C
|
Low
|
630
|
Absorption refrigerator
|
6,541
|
211
|
C
|
Low
|
631
|
Quantum technology
|
6,537
|
210
|
Start
|
Low
|
632
|
Iron-oxidizing bacteria
|
6,469
|
208
|
Start
|
Mid
|
633
|
Clean room design
|
6,464
|
208
|
Start
|
Unknown
|
634
|
Acura Integra (2022)
|
6,453
|
208
|
Unknown
|
Unknown
|
635
|
Fluid Drive
|
6,434
|
207
|
Start
|
Low
|
636
|
Six degrees of freedom
|
6,423
|
207
|
Start
|
Low
|
637
|
N. Hingley & Sons Ltd
|
6,421
|
207
|
C
|
Low
|
638
|
Ferrari Dino engine
|
6,404
|
206
|
C
|
Low
|
639
|
Four-bar linkage
|
6,400
|
206
|
C
|
Mid
|
640
|
HDPE pipe
|
6,369
|
205
|
C
|
Low
|
641
|
Process engineering
|
6,356
|
205
|
Start
|
High
|
642
|
Lime mortar
|
6,316
|
203
|
C
|
Low
|
643
|
Throttle position sensor
|
6,311
|
203
|
Start
|
Low
|
644
|
Polaris Slingshot
|
6,310
|
203
|
C
|
Unknown
|
645
|
Electrical steel
|
6,307
|
203
|
Unknown
|
Unknown
|
646
|
Thinking outside the box
|
6,306
|
203
|
Start
|
High
|
647
|
Hempcrete
|
6,289
|
202
|
Start
|
Unknown
|
648
|
Ontario Fault Determination Rules
|
6,287
|
202
|
Unknown
|
Unknown
|
649
|
Loop antenna
|
6,255
|
201
|
C
|
Low
|
650
|
Axial compressor
|
6,254
|
201
|
B
|
Mid
|
651
|
Tasman Bridge
|
6,253
|
201
|
C
|
Low
|
652
|
Engineering physics
|
6,240
|
201
|
Start
|
Mid
|
653
|
Nut (hardware)
|
6,234
|
201
|
C
|
High
|
654
|
Crossplane
|
6,227
|
200
|
C
|
Low
|
655
|
Robert Metcalfe
|
6,225
|
200
|
Start
|
Low
|
656
|
Wire gauge
|
6,212
|
200
|
Start
|
Low
|
657
|
Orangeburg pipe
|
6,182
|
199
|
Start
|
Low
|
658
|
Naval architecture
|
6,178
|
199
|
C
|
Mid
|
659
|
Avatr 11
|
6,163
|
198
|
Unknown
|
Unknown
|
660
|
Fan coil unit
|
6,144
|
198
|
Unknown
|
Unknown
|
661
|
Peter Bonnington
|
6,144
|
198
|
Start
|
Low
|
662
|
Horton sphere
|
6,126
|
197
|
Start
|
Low
|
663
|
Shear strength
|
6,110
|
197
|
Unknown
|
Unknown
|
664
|
Manhole cover
|
6,078
|
196
|
C
|
Low
|
665
|
Marine steam engine
|
6,078
|
196
|
B
|
High
|
666
|
Instrumentation and control engineering
|
6,054
|
195
|
Unknown
|
Unknown
|
667
|
Cam (mechanism)
|
6,038
|
194
|
C
|
High
|
668
|
Technology adoption life cycle
|
6,029
|
194
|
Start
|
Mid
|
669
|
Architectural engineering
|
6,028
|
194
|
Start
|
Top
|
670
|
Toyota Aurion
|
6,016
|
194
|
Unknown
|
Unknown
|
671
|
Alderson disk
|
6,012
|
193
|
C
|
Mid
|
672
|
Impact driver
|
6,003
|
193
|
Stub
|
Low
|
673
|
Seven basic tools of quality
|
5,998
|
193
|
Start
|
Mid
|
674
|
Computational neuroscience
|
5,997
|
193
|
B
|
Low
|
675
|
Doctor of Engineering
|
5,980
|
192
|
Start
|
High
|
676
|
Motorcycle land-speed record
|
5,977
|
192
|
C
|
Unknown
|
677
|
Regulation and licensure in engineering
|
5,972
|
192
|
C
|
High
|
678
|
Duct (flow)
|
5,971
|
192
|
C
|
Unknown
|
679
|
Front-end engineering
|
5,955
|
192
|
Unknown
|
Unknown
|
680
|
Grommet
|
5,935
|
191
|
Unknown
|
Unknown
|
681
|
Lead time
|
5,933
|
191
|
C
|
Mid
|
682
|
Tarmacadam
|
5,930
|
191
|
Start
|
Mid
|
683
|
List of system quality attributes
|
5,918
|
190
|
List
|
Low
|
684
|
Perdido (oil platform)
|
5,917
|
190
|
Stub
|
Unknown
|
685
|
Gate valve
|
5,911
|
190
|
Start
|
Mid
|
686
|
Left Coast Lifter
|
5,891
|
190
|
Stub
|
Low
|
687
|
List of British innovations and discoveries
|
5,887
|
189
|
List
|
Low
|
688
|
Thread seal tape
|
5,887
|
189
|
C
|
Mid
|
689
|
Furnace (central heating)
|
5,871
|
189
|
Start
|
High
|
690
|
Noise, vibration, and harshness
|
5,834
|
188
|
C
|
Low
|
691
|
AutoCAD DXF
|
5,828
|
188
|
Start
|
Low
|
692
|
National Grid (Great Britain)
|
5,814
|
187
|
C
|
Unknown
|
693
|
Defence in depth
|
5,814
|
187
|
Start
|
Low
|
694
|
Taguchi methods
|
5,779
|
186
|
C
|
Mid
|
695
|
Jackhammer
|
5,767
|
186
|
C
|
Mid
|
696
|
BA EuroFlyer
|
5,743
|
185
|
Unknown
|
Unknown
|
697
|
Financial engineering
|
5,741
|
185
|
Start
|
Mid
|
698
|
Indiana State Fair stage collapse
|
5,737
|
185
|
C
|
Low
|
699
|
Water heating
|
5,716
|
184
|
C
|
Mid
|
700
|
Standard wire gauge
|
5,712
|
184
|
Start
|
Low
|
701
|
List of welding codes
|
5,711
|
184
|
List
|
Low
|
702
|
Ignition magneto
|
5,711
|
184
|
C
|
Low
|
703
|
BMW M44
|
5,694
|
183
|
Unknown
|
Unknown
|
704
|
Test automation
|
5,693
|
183
|
Start
|
Mid
|
705
|
Variable-geometry turbocharger
|
5,683
|
183
|
C
|
Low
|
706
|
Modular building
|
5,679
|
183
|
Start
|
Unknown
|
707
|
Scale model
|
5,678
|
183
|
C
|
Mid
|
708
|
Abarth 124 Spider
|
5,677
|
183
|
Unknown
|
Unknown
|
709
|
Gerber format
|
5,668
|
182
|
B
|
Mid
|
710
|
Active suspension
|
5,653
|
182
|
Unknown
|
Unknown
|
711
|
Multi-link suspension
|
5,647
|
182
|
C
|
Low
|
712
|
VANOS
|
5,644
|
182
|
Start
|
Low
|
713
|
Socket wrench
|
5,639
|
181
|
C
|
Mid
|
714
|
Risk matrix
|
5,636
|
181
|
Start
|
Mid
|
715
|
List of Japanese inventions and discoveries
|
5,632
|
181
|
List
|
Low
|
716
|
Leonardo's fighting vehicle
|
5,630
|
181
|
Start
|
Low
|
717
|
Discrete-event simulation
|
5,629
|
181
|
C
|
Low
|
718
|
Scope creep
|
5,628
|
181
|
Start
|
High
|
719
|
Jet d'Eau
|
5,593
|
180
|
Start
|
Low
|
720
|
Requirements engineering
|
5,587
|
180
|
Start
|
Unknown
|
721
|
Septic drain field
|
5,562
|
179
|
C
|
Mid
|
722
|
Time-domain reflectometer
|
5,555
|
179
|
Start
|
Mid
|
723
|
Superheated steam
|
5,553
|
179
|
Start
|
High
|
724
|
Hydraulic pump
|
5,548
|
178
|
C
|
Mid
|
725
|
Engineering tolerance
|
5,542
|
178
|
C
|
High
|
726
|
Sputter deposition
|
5,537
|
178
|
C
|
Unknown
|
727
|
Sanitary sewer
|
5,535
|
178
|
C
|
High
|
728
|
Clinker (boat building)
|
5,500
|
177
|
C
|
Low
|
729
|
Pressurized heavy-water reactor
|
5,487
|
177
|
C
|
Low
|
730
|
Transaxle
|
5,481
|
176
|
Start
|
Low
|
731
|
Pierre Waché
|
5,472
|
176
|
Start
|
Low
|
732
|
Selective laser sintering
|
5,460
|
176
|
C
|
Low
|
733
|
Technology transfer
|
5,459
|
176
|
Start
|
High
|
734
|
Facility management
|
5,448
|
175
|
Start
|
Mid
|
735
|
ZF 9HP transmission
|
5,444
|
175
|
Unknown
|
Unknown
|
736
|
Mass-spring-damper model
|
5,409
|
174
|
Stub
|
Low
|
737
|
Bolt (fastener)
|
5,409
|
174
|
Start
|
High
|
738
|
Compound steam engine
|
5,393
|
173
|
C
|
High
|
739
|
Sinclair C5
|
5,382
|
173
|
GA
|
Mid
|
740
|
Citicorp Center engineering crisis
|
5,379
|
173
|
Start
|
Low
|
741
|
Mechanical computer
|
5,363
|
173
|
Start
|
Low
|
742
|
Torricelli's law
|
5,360
|
172
|
Start
|
Unknown
|
743
|
Skanska
|
5,357
|
172
|
C
|
Mid
|
744
|
Watercraft
|
5,357
|
172
|
Start
|
High
|
745
|
List of textbooks in electromagnetism
|
5,339
|
172
|
List
|
Unknown
|
746
|
BMW S68
|
5,320
|
171
|
Start
|
Low
|
747
|
Acura RLX
|
5,314
|
171
|
C
|
Low
|
748
|
Texas Central Railway
|
5,311
|
171
|
Stub
|
Mid
|
749
|
Hazard and operability study
|
5,311
|
171
|
Start
|
Unknown
|
750
|
Duplex stainless steel
|
5,308
|
171
|
Start
|
Low
|
751
|
Stroke ratio
|
5,306
|
171
|
C
|
Low
|
752
|
Galling
|
5,298
|
170
|
Unknown
|
Unknown
|
753
|
Stockbridge damper
|
5,289
|
170
|
B
|
Unknown
|
754
|
Nose cone design
|
5,274
|
170
|
Start
|
Mid
|
755
|
New York University Tandon School of Engineering
|
5,272
|
170
|
C
|
Low
|
756
|
Manifold injection
|
5,271
|
170
|
B
|
Mid
|
757
|
Gradian
|
5,268
|
169
|
Start
|
Unknown
|
758
|
Sump
|
5,262
|
169
|
Start
|
Unknown
|
759
|
Mazda K engine
|
5,242
|
169
|
Start
|
Low
|
760
|
Horseshoe Curve (Pennsylvania)
|
5,241
|
169
|
FA
|
Mid
|
761
|
Computer-aided manufacturing
|
5,229
|
168
|
C
|
High
|
762
|
BMW N42
|
5,227
|
168
|
Unknown
|
Unknown
|
763
|
Parsons Corporation
|
5,218
|
168
|
Start
|
Low
|
764
|
Dropped ceiling
|
5,201
|
167
|
Unknown
|
Unknown
|
765
|
Failure
|
5,201
|
167
|
Start
|
Top
|
766
|
Power engineering
|
5,200
|
167
|
C
|
High
|
767
|
Monopole antenna
|
5,199
|
167
|
C
|
Low
|
768
|
Crumlin Viaduct
|
5,179
|
167
|
C
|
Unknown
|
769
|
Psychrometrics
|
5,167
|
166
|
Start
|
Mid
|
770
|
Geomatics
|
5,165
|
166
|
Start
|
Mid
|
771
|
Evanescent field
|
5,157
|
166
|
Start
|
Mid
|
772
|
Cradle-to-cradle design
|
5,157
|
166
|
Start
|
Low
|
773
|
Interchangeable parts
|
5,154
|
166
|
C
|
High
|
774
|
Project commissioning
|
5,147
|
166
|
Unknown
|
Unknown
|
775
|
Horn antenna
|
5,131
|
165
|
B
|
Low
|
776
|
Belt (mechanical)
|
5,129
|
165
|
C
|
High
|
777
|
MultiAir
|
5,109
|
164
|
C
|
Low
|
778
|
Aerospike engine
|
5,087
|
164
|
C
|
Mid
|
779
|
HOK (firm)
|
5,060
|
163
|
C
|
Low
|
780
|
Powder metallurgy
|
5,059
|
163
|
C
|
High
|
781
|
The Principles of Scientific Management
|
5,051
|
162
|
Start
|
Mid
|
782
|
Sea Baby
|
5,045
|
162
|
Start
|
Unknown
|
783
|
Linkage (mechanical)
|
5,044
|
162
|
C
|
High
|
784
|
Part number
|
5,037
|
162
|
Start
|
Mid
|
785
|
BMW P60B40
|
5,032
|
162
|
Unknown
|
Unknown
|
786
|
Lillian Moller Gilbreth
|
5,023
|
162
|
B
|
Mid
|
787
|
Flexural modulus
|
5,022
|
162
|
Stub
|
Low
|
788
|
Ignition timing
|
5,019
|
161
|
Start
|
Low
|
789
|
Geopolymer
|
4,998
|
161
|
C
|
Low
|
790
|
Direct-quadrature-zero transformation
|
4,995
|
161
|
Start
|
Unknown
|
791
|
Product design
|
4,990
|
160
|
Start
|
High
|
792
|
Usability
|
4,985
|
160
|
C
|
Mid
|
793
|
Brake-specific fuel consumption
|
4,982
|
160
|
Start
|
Low
|
794
|
Street name
|
4,975
|
160
|
C
|
Low
|
795
|
Form factor (design)
|
4,968
|
160
|
Start
|
Unknown
|
796
|
Interlock (engineering)
|
4,953
|
159
|
Start
|
Unknown
|
797
|
White Rabbit Project (TV series)
|
4,937
|
159
|
Start
|
Low
|
798
|
ISO/IEC 7810
|
4,937
|
159
|
Start
|
Low
|
799
|
Ilmor
|
4,931
|
159
|
C
|
Low
|
800
|
Frances Haugen
|
4,929
|
159
|
C
|
Low
|
801
|
Engineering management
|
4,913
|
158
|
Start
|
High
|
802
|
ATEX directive
|
4,890
|
157
|
Start
|
Mid
|
803
|
Light-water reactor
|
4,886
|
157
|
C
|
Low
|
804
|
Twincharger
|
4,883
|
157
|
C
|
Low
|
805
|
Beam axle
|
4,880
|
157
|
Start
|
Mid
|
806
|
Structural engineer
|
4,878
|
157
|
Start
|
High
|
807
|
Bank vault
|
4,873
|
157
|
B
|
Unknown
|
808
|
Workshop
|
4,854
|
156
|
Stub
|
Low
|
809
|
Rolling-element bearing
|
4,840
|
156
|
Start
|
Mid
|
810
|
Requirements analysis
|
4,827
|
155
|
Start
|
Unknown
|
811
|
Control valve
|
4,819
|
155
|
Start
|
Low
|
812
|
Rolls-Royce PWR
|
4,817
|
155
|
Unknown
|
Unknown
|
813
|
Gas-fired power plant
|
4,810
|
155
|
C
|
Low
|
814
|
Boosted fission weapon
|
4,808
|
155
|
C
|
Low
|
815
|
Glued laminated timber
|
4,800
|
154
|
C
|
Low
|
816
|
Servomechanism
|
4,787
|
154
|
Start
|
Unknown
|
817
|
Water distribution system
|
4,783
|
154
|
C
|
Unknown
|
818
|
Fraunhofer Society
|
4,777
|
154
|
C
|
High
|
819
|
Volkswagen Group W-12 engine
|
4,772
|
153
|
C
|
Low
|
820
|
Orbital decay
|
4,770
|
153
|
Start
|
High
|
821
|
Seasteading
|
4,761
|
153
|
Start
|
Low
|
822
|
Fortive
|
4,760
|
153
|
Stub
|
Low
|
823
|
Backlash (engineering)
|
4,755
|
153
|
Start
|
Low
|
824
|
Single-stage-to-orbit
|
4,746
|
153
|
C
|
Low
|
825
|
Engineer's Day
|
4,735
|
152
|
List
|
Mid
|
826
|
Evaporator
|
4,733
|
152
|
C
|
Low
|
827
|
Damp proofing
|
4,724
|
152
|
C
|
Low
|
828
|
Ceramic matrix composite
|
4,712
|
152
|
C
|
Mid
|
829
|
Offshore drilling
|
4,702
|
151
|
C
|
Mid
|
830
|
Computer-aided engineering
|
4,702
|
151
|
Start
|
High
|
831
|
2009–2011 Toyota vehicle recalls
|
4,693
|
151
|
C
|
Low
|
832
|
Centrifugal fan
|
4,683
|
151
|
C
|
Mid
|
833
|
Hoist (device)
|
4,683
|
151
|
Start
|
High
|
834
|
Property management
|
4,661
|
150
|
Stub
|
Mid
|
835
|
Renovation
|
4,660
|
150
|
Start
|
Unknown
|
836
|
Gas detector
|
4,660
|
150
|
Start
|
Low
|
837
|
Hydrolock
|
4,660
|
150
|
Start
|
Low
|
838
|
Blade server
|
4,655
|
150
|
Start
|
Low
|
839
|
Availability
|
4,654
|
150
|
Start
|
Mid
|
840
|
Port City Colombo
|
4,651
|
150
|
Start
|
Low
|
841
|
Desmodromic valve
|
4,649
|
149
|
C
|
Low
|
842
|
Design engineer
|
4,641
|
149
|
Start
|
High
|
843
|
Engineering disasters
|
4,628
|
149
|
C
|
Low
|
844
|
Electrical equipment in hazardous areas
|
4,626
|
149
|
Start
|
Mid
|
845
|
American Society of Mechanical Engineers
|
4,625
|
149
|
B
|
Mid
|
846
|
Additive white Gaussian noise
|
4,618
|
148
|
C
|
Unknown
|
847
|
Honeycomb structure
|
4,614
|
148
|
C
|
Low
|
848
|
Compressible flow
|
4,612
|
148
|
C
|
Low
|
849
|
Self-tapping screw
|
4,611
|
148
|
C
|
Low
|
850
|
Piston ring
|
4,610
|
148
|
C
|
Low
|
851
|
The Soul of a New Machine
|
4,605
|
148
|
Start
|
Mid
|
852
|
Irradiation
|
4,603
|
148
|
Start
|
Unknown
|
853
|
Focused ion beam
|
4,596
|
148
|
C
|
Mid
|
854
|
Turbine blade
|
4,596
|
148
|
C
|
High
|
855
|
Air handler
|
4,596
|
148
|
C
|
Low
|
856
|
Water frame
|
4,592
|
148
|
Start
|
Mid
|
857
|
Limit switch
|
4,591
|
148
|
Stub
|
Low
|
858
|
Mechanism (engineering)
|
4,588
|
148
|
Start
|
Top
|
859
|
Catastrophic failure
|
4,584
|
147
|
Stub
|
Unknown
|
860
|
Ford 6R transmission
|
4,581
|
147
|
Unknown
|
Unknown
|
861
|
Wide-bandgap semiconductor
|
4,576
|
147
|
Start
|
High
|
862
|
National Academy of Engineering
|
4,572
|
147
|
C
|
Low
|
863
|
Linear induction motor
|
4,568
|
147
|
C
|
Low
|
864
|
BMW S14
|
4,557
|
147
|
Unknown
|
Unknown
|
865
|
Human power
|
4,555
|
146
|
Start
|
Mid
|
866
|
Economic order quantity
|
4,550
|
146
|
Start
|
Unknown
|
867
|
Salt spray test
|
4,548
|
146
|
Start
|
Low
|
868
|
Creative industries
|
4,548
|
146
|
C
|
Low
|
869
|
Mecanum wheel
|
4,543
|
146
|
Stub
|
Low
|
870
|
Construction management
|
4,537
|
146
|
C
|
Low
|
871
|
ASME Boiler and Pressure Vessel Code
|
4,535
|
146
|
Start
|
Mid
|
872
|
Delamination
|
4,531
|
146
|
Start
|
Low
|
873
|
Telecommunications engineering
|
4,524
|
145
|
C
|
High
|
874
|
Steam power during the Industrial Revolution
|
4,520
|
145
|
C
|
High
|
875
|
Sputtering
|
4,513
|
145
|
Start
|
Low
|
876
|
Nuclear engineering
|
4,509
|
145
|
B
|
Top
|
877
|
Miller cycle
|
4,498
|
145
|
C
|
High
|
878
|
Energy harvesting
|
4,489
|
144
|
B
|
Mid
|
879
|
Necessity is the mother of invention
|
4,486
|
144
|
Start
|
Mid
|
880
|
ISO 31000
|
4,486
|
144
|
Start
|
Mid
|
881
|
Oberth effect
|
4,466
|
144
|
C
|
Low
|
882
|
Standard litre per minute
|
4,465
|
144
|
Start
|
Low
|
883
|
Transverse engine
|
4,459
|
143
|
C
|
Low
|
884
|
Y-Δ transform
|
4,447
|
143
|
Start
|
Low
|
885
|
Finite-difference time-domain method
|
4,431
|
142
|
C
|
Mid
|
886
|
Flat-plane crank
|
4,431
|
142
|
Start
|
Low
|
887
|
Dross
|
4,402
|
142
|
Start
|
Low
|
888
|
Facelift (automotive)
|
4,398
|
141
|
Start
|
Unknown
|
889
|
Crankcase
|
4,397
|
141
|
C
|
Low
|
890
|
Advanced product quality planning
|
4,395
|
141
|
Unknown
|
Unknown
|
891
|
Mianus River Bridge
|
4,391
|
141
|
Start
|
Low
|
892
|
World record
|
4,384
|
141
|
Start
|
Mid
|
893
|
Cable gland
|
4,380
|
141
|
Start
|
Low
|
894
|
Wolfsburg Volkswagen Plant
|
4,377
|
141
|
Start
|
Mid
|
895
|
VR5 engine
|
4,368
|
140
|
Start
|
Low
|
896
|
Interference fit
|
4,359
|
140
|
Stub
|
Unknown
|
897
|
Chromate conversion coating
|
4,350
|
140
|
B
|
Low
|
898
|
Pound-foot (torque)
|
4,343
|
140
|
Start
|
Mid
|
899
|
BMW M40
|
4,335
|
139
|
Start
|
Low
|
900
|
Omnidirectional antenna
|
4,330
|
139
|
Start
|
Low
|
901
|
Stroke (engine)
|
4,318
|
139
|
Start
|
Mid
|
902
|
Wheel tractor-scraper
|
4,311
|
139
|
Start
|
Low
|
903
|
Ground granulated blast-furnace slag
|
4,305
|
138
|
Stub
|
Low
|
904
|
Superstructure
|
4,299
|
138
|
Start
|
Mid
|
905
|
Potential flow
|
4,293
|
138
|
C
|
Unknown
|
906
|
Surrogate model
|
4,285
|
138
|
Start
|
Unknown
|
907
|
Residence time
|
4,279
|
138
|
B
|
Low
|
908
|
Pressure coefficient
|
4,276
|
137
|
Start
|
Mid
|
909
|
Piping
|
4,274
|
137
|
C
|
Mid
|
910
|
Metallurgy in pre-Columbian America
|
4,270
|
137
|
C
|
Mid
|
911
|
Fracture
|
4,264
|
137
|
C
|
Mid
|
912
|
Ductile iron pipe
|
4,261
|
137
|
C
|
Low
|
913
|
Vladimir Bulgak
|
4,254
|
137
|
Start
|
Low
|
914
|
Tommy Flowers
|
4,238
|
136
|
Start
|
Low
|
915
|
Toyota IMV platform
|
4,222
|
136
|
Unknown
|
Unknown
|
916
|
Nicolaus Otto
|
4,221
|
136
|
C
|
High
|
917
|
Boiler (power generation)
|
4,220
|
136
|
Start
|
Mid
|
918
|
Radiation pattern
|
4,216
|
136
|
Start
|
Low
|
919
|
Tripropellant rocket
|
4,214
|
135
|
Start
|
Mid
|
920
|
Directional antenna
|
4,209
|
135
|
Start
|
Low
|
921
|
Magnetic particle inspection
|
4,207
|
135
|
Start
|
Unknown
|
922
|
Maker culture
|
4,203
|
135
|
Start
|
Unknown
|
923
|
DeltaWing
|
4,200
|
135
|
C
|
Low
|
924
|
Dinorwic quarry
|
4,193
|
135
|
Start
|
Low
|
925
|
Robert Kearns
|
4,191
|
135
|
C
|
Unknown
|
926
|
Stress concentration
|
4,162
|
134
|
Start
|
Mid
|
927
|
Automotive air conditioning
|
4,158
|
134
|
Start
|
High
|
928
|
The Design of Everyday Things
|
4,157
|
134
|
Start
|
Low
|
929
|
Fifth-wheel coupling
|
4,152
|
133
|
C
|
Low
|
930
|
Latch-up
|
4,146
|
133
|
Start
|
Unknown
|
931
|
Reynolds transport theorem
|
4,145
|
133
|
Start
|
High
|
932
|
DxOMark
|
4,141
|
133
|
C
|
Low
|
933
|
High-strength low-alloy steel
|
4,138
|
133
|
Start
|
Low
|
934
|
GM LT1 engine
|
4,136
|
133
|
List
|
Low
|
935
|
Japanese Industrial Standards
|
4,133
|
133
|
Start
|
Low
|
936
|
Brittleness
|
4,128
|
133
|
Start
|
Low
|
937
|
Timeline of electrical and electronic engineering
|
4,118
|
132
|
List
|
Unknown
|
938
|
Egghead
|
4,110
|
132
|
C
|
Low
|
939
|
Menno van Coehoorn
|
4,100
|
132
|
B
|
Unknown
|
940
|
Cycloidal drive
|
4,097
|
132
|
Stub
|
Low
|
941
|
W8 engine
|
4,096
|
132
|
Start
|
Mid
|
942
|
Cylinder (engine)
|
4,093
|
132
|
Start
|
Low
|
943
|
Viscosity index
|
4,090
|
131
|
Start
|
Low
|
944
|
Calvin Mackie
|
4,090
|
131
|
Start
|
Low
|
945
|
Exhaust manifold
|
4,090
|
131
|
C
|
Low
|
946
|
Kaplan turbine
|
4,085
|
131
|
Unknown
|
Unknown
|
947
|
Engine configuration
|
4,081
|
131
|
C
|
High
|
948
|
Dynamic positioning
|
4,079
|
131
|
B
|
Unknown
|
949
|
Ciudad Juárez cobalt-60 contamination incident
|
4,078
|
131
|
C
|
Low
|
950
|
Engineering mathematics
|
4,074
|
131
|
Start
|
Unknown
|
951
|
Ramboll
|
4,073
|
131
|
C
|
Mid
|
952
|
Shadoof
|
4,073
|
131
|
Start
|
Mid
|
953
|
Silicone grease
|
4,071
|
131
|
C
|
Mid
|
954
|
Modularity
|
4,064
|
131
|
C
|
High
|
955
|
Mean effective pressure
|
4,060
|
130
|
C
|
Low
|
956
|
List of largest machines
|
4,044
|
130
|
List
|
Unknown
|
957
|
Scroll compressor
|
4,037
|
130
|
C
|
Low
|
958
|
Passive cooling
|
4,032
|
130
|
C
|
Low
|
959
|
Pinion
|
4,029
|
129
|
Start
|
Low
|
960
|
Ultrasonic welding
|
4,027
|
129
|
B
|
Mid
|
961
|
Electric power industry
|
4,025
|
129
|
B
|
Mid
|
962
|
Order of the Engineer
|
4,021
|
129
|
Start
|
Mid
|
963
|
Construction engineering
|
4,016
|
129
|
Start
|
Mid
|
964
|
Freewheel
|
3,998
|
128
|
C
|
High
|
965
|
Motorized bicycle
|
3,996
|
128
|
C
|
Mid
|
966
|
Christie suspension
|
3,996
|
128
|
Start
|
Unknown
|
967
|
Sound transmission class
|
3,995
|
128
|
Start
|
Unknown
|
968
|
List of quantum logic gates
|
3,989
|
128
|
Start
|
Unknown
|
969
|
Metal matrix composite
|
3,986
|
128
|
Unknown
|
Unknown
|
970
|
GM 8L transmission
|
3,985
|
128
|
Unknown
|
Unknown
|
971
|
IEEE Standards Association
|
3,983
|
128
|
C
|
Mid
|
972
|
Lazare Carnot
|
3,973
|
128
|
C
|
Mid
|
973
|
Cyclonic separation
|
3,958
|
127
|
C
|
Mid
|
974
|
41xx steel
|
3,929
|
126
|
Start
|
Low
|
975
|
Durability
|
3,928
|
126
|
Start
|
Unknown
|
976
|
Xenobot
|
3,917
|
126
|
Start
|
Mid
|
977
|
Penstock
|
3,914
|
126
|
C
|
Low
|
978
|
Reluctance motor
|
3,908
|
126
|
Stub
|
Mid
|
979
|
Program management
|
3,904
|
125
|
C
|
High
|
980
|
Magnetic confinement fusion
|
3,903
|
125
|
Start
|
Low
|
981
|
ABET
|
3,900
|
125
|
C
|
Low
|
982
|
Honda Fit Shuttle
|
3,895
|
125
|
Unknown
|
Unknown
|
983
|
Toyota R transmission
|
3,884
|
125
|
Unknown
|
Unknown
|
984
|
Flagstone
|
3,877
|
125
|
Start
|
Unknown
|
985
|
Soroban
|
3,876
|
125
|
Start
|
Unknown
|
986
|
Total productive maintenance
|
3,871
|
124
|
Start
|
Mid
|
987
|
3D bioprinting
|
3,867
|
124
|
Start
|
Mid
|
988
|
Jet propulsion
|
3,858
|
124
|
Start
|
High
|
989
|
Log-periodic antenna
|
3,841
|
123
|
Start
|
Low
|
990
|
Straw man proposal
|
3,839
|
123
|
Start
|
Mid
|
991
|
Heat recovery steam generator
|
3,837
|
123
|
Start
|
Unknown
|
992
|
Powertrain layout
|
3,818
|
123
|
C
|
Low
|
993
|
Crank (mechanism)
|
3,818
|
123
|
B
|
High
|
994
|
Dirac comb
|
3,812
|
122
|
Start
|
Low
|
995
|
Plate heat exchanger
|
3,803
|
122
|
Start
|
Low
|
996
|
Lotus Emeya
|
3,802
|
122
|
Stub
|
Unknown
|
997
|
Design–build
|
3,797
|
122
|
Start
|
Low
|
998
|
Conformal coating
|
3,796
|
122
|
C
|
Low
|
999
|
Gigafactory Mexico
|
3,795
|
122
|
Unknown
|
Unknown
|
1000
|
Finagle's law
|
3,794
|
122
|
Stub
|
Unknown
|