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New federal safety rules on silica dust aim to protect miners' lungs
U.S. Limits Deadly Mining Dust as Black Lung Resurges
Toxic silica dust mining restrictions approved by Biden …
Department of Labor issues final rule reducing silica dust exposure ...
US Sets New Limits on Miners’ Exposure to Toxic Silica Dust (1)
New federal safety rules on silica dust aim to protect miners' lungs
Federal Mine Safety Regulators Finally Focus on Silica Dust – With ...
Silica dust can be deadly for coal miners. This new rule hopes to …
Proposed silica dust rules for coal mines may extend to sand, …
Coal miners have long faced risk of black lung disease. Now …