Level 4 or Level Four or Level IV may refer to:
Technology
edit- Level 4, a level of automation in a self-driving car (see Autonomous car#Classification)
- Level 4, the transport layer in the OSI model of computer communications
Gradation
edit- Level 4 Biosafety level
- Level 4 trauma center
Music
edit- LVL IV album by Future Leaders of the World 2004
- Level 4 (Globe album)
Other uses
edit- Level 0 coronavirus restrictions, see COVID-19 pandemic in Scotland#Levels System
- STANAG 4569 protection level
This disambiguation page lists articles associated with the title Level 4.
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