File:La Diferencia entre Las Mascaras de Respiración y las Mascaras Quirúrgicas.webm
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La_Diferencia_entre_Las_Mascaras_de_Respiración_y_las_Mascaras_Quirúrgicas.webm (WebM audio/video file, VP8/Vorbis, length 7 min 6 s, 424 × 240 pixels, 647 kbps overall, file size: 32.8 MB)
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Summary[edit]
| Description |
English: Video on respirator use produced by the Occupational Safety and Health Administration with the input of the National Institute for Occupational Safety and Health |
| Date | |
| Source | Occupational Safety and Health Administration YouTube channel |
| Author | Occupational Safety and Health Administration |
| Other versions | File:The Difference Between Respirators and Surgical Masks.webm - English version |
Licensing[edit]
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This work is in the public domain in the United States because it is a work of the United States Department of Labor under the terms of Title 17, Chapter 1, Section 105 of the US Code and the DOL copyright policy. See Copyright.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:05, 9 February 2017 | 7 min 6 s, 424 × 240 (32.8 MB) | James Hare (NIOSH) (talk | contribs) | User created page with UploadWizard |
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