Size of this preview: 799 × 266 pixels. Other resolutions: 320 × 107 pixels | 640 × 213 pixels | 1,540 × 513 pixels.
Original file (1,540 × 513 pixels, file size: 1.98 MB, MIME type: image/png)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: Badly-inserted earplug, semi-inserted earplug, and properly-inserted earplug |
| Date | |
| Source | https://blogs.cdc.gov/niosh-science-blog/2018/10/24/hearing-protection/ |
| Author | CAPT William J. Murphy, Ph.D., Christa L. Themann, MA, CCC-A,CAPT Chucri (Chuck) A. Kardous, MS, PE, and CAPT David C. Byrne, Ph.D., CCC-A / U.S. National Institute for Occupational Safety and Health |
Licensing
|
This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
|
 |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:12, 26 March 2019 | | 1,540 × 513 (1.98 MB) | John P. Sadowski (NIOSH) | User created page with UploadWizard |
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):
Global file usage
The following other wikis use this file:
- Usage on en.wiktionary.org
- Usage on id.wikipedia.org
- Usage on ja.wikipedia.org
- Usage on pt.wikipedia.org
- Usage on simple.wikipedia.org
- Usage on tr.wikipedia.org
