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Original file (WebM audio/video file, VP8/Vorbis, length 5 min 29 s, 1,920 × 1,080 pixels, 1.54 Mbps overall, file size: 60.53 MB)
Summary
| Description |
English: NIOSH researcher Dr. Raymond Roberge describes his research on the topic of the safety of N95 filtering facepiece respirators (FFR) use by pregnant workers. |
| Date | |
| Source | YouTube – View/save archived versions on archive.org and archive.today |
| Author | National Institute for Occupational Safety and Health, U.S. Centers for Disease Control and Prevention |
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
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:03, 8 November 2016 | 5 min 29 s, 1,920 × 1,080 (60.53 MB) | James Hare (NIOSH) | User created page with UploadWizard |
File usage
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