Visitor rating
        
      
This is a detailed look at the hazards of coal mine dust to underground and surface workers.
U.S. Department of Labor/Mine Safety and Health Administration (MSHA), 1100 Wilson Blvd., 21st Fl., Arlington, VA 22209-3939, Phone: (202)693-9400, Fax: (202)693-9401
                  Available on  VHS
        
                  Running time 19 minutes.
        
              
Copyright © 2025 Net Industries - All Rights Reserved