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Pneumoconiotic agents: Percent of exposures exceeding the NIOSH recommended exposure limits by state, MSHA metal/nonmetal mine samples, 1979-2003


REL - recommended exposure limit    MSHA - Mine Safety and Health Administration

Note: See appendices for source description, methods, and agents.

Source: MSHA metal/nonmetal mine data

Reference Number: 2008-325

Date Posted: June 2008

Archived Version