File:Criteria for a Recommended Standard - Occupational Exposure to Crystalline Silica 75-122c (NIOSH).pdf
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Русский: Документ NIOSH, относящийся к профилактике профзаболеваний в условиях работы при загрязнении воздуха пылью, содержащей кварц. Третья часть документа. |
| Date | |
| Source | Criteria for a Recommended Standard: Occupational Exposure to Crystalline Silica DHHS (NIOSH) Publication Number 75-120 (1974г) |
| Author | Edward J. Bailer et al. |
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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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| current | 10:25, 9 March 2015 |  | 1,281 × 1,658, 29 pages (999 KB) | AlexChirkin (talk | contribs) | User created page with UploadWizard |
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