silica

Advocates for coal miners say MSHA’s proposed silica dust rule needs teeth

BY: - August 8, 2023

The U.S. Mine Safety and Health Administration is hosting a public comment hearing in Beckley on Thursday on a proposed rule that could strengthen silica exposure standards — one of the leading causes of black lung — for coal miners. The proposed rule would, for the first time, implement a separate exposure limit for silica […]