Work-Related Lung Disease Surveillance System (eWoRLD)
Asbestosis: Asbestos Exposure (Archive)
Asbestos: Geometric mean exposures by major industry division, MSHA and OSHA samples, 1979-1999
PEL - permissible exposure limitREL - recommended exposure limitf/cc - fibers per cubic centimeter
Note: The MSHA PEL is 2 f/cc. See appendices for source description, methods, and agents.
Source: Mine Safety and Health Administration (MSHA) metal/nonmetal mine data. Occupational Safety and Health Administration (OSHA) Integrated Management Information System.
Reference Number: 2002F01-05
Date Posted: May 2003
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