Mine Safety and Health Administration

WASHINGTON — The Mine Safety and Health Administration issued a new rule on Tuesday aimed at better protecting the nation’s miners from health hazards associated with exposure to respirable crystalline silica, also known as silica dust.  Inhaling crystalline silica, a... Read More

WASHINGTON — Democratic senators from four coal producing states want to know why the Mine Safety and Health Administration has delayed the release of a new silica standard for coal miners, particularly those in Appalachia. Exposure to silica, an inherent... Read More