File:What it Means to be NIOSH-Approved - A look into N95 Certification Testing.webm
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Summary
| Description |
English: A video describing N95 respirator certification. |
| Date | |
| Source | YouTube – View/save archived versions on archive.org and archive.today |
| Author | National Institute for Occupational Safety and Health |
Licensing
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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.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:27, 7 November 2016 |  | (29.89 MB) | wikimediacommons>James Hare (NIOSH) | Higher quality version |
File usage
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