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- Hazards and exposures:
- Inhaling harmful substances
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- Information Circulars
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1/1/1986 - Information CircularsThe Bureau of Mines has recorded a number of different background dust sources that significantly contaminate the air breathed by bag machine operators. To keep bag operator exposure within acceptable dust levels established by the Mine Safety and Healt...
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Content source: National Institute for Occupational Safety and Health, Mining Program