Αποτελέσματα Αναζήτησης
16 Απρ 2024 · Addressing a problem first identified 50 years ago, federal regulators say stricter new rules to limit miners' exposure to silica dust are expected to finally go on the books on Tuesday.
28 Αυγ 2024 · Coal dust containing silica dust has been shown to increase the severity of black lung cases and affect miners even as early as their 30s and 40s. Mine operators are supposed to ventilate mine work areas to lower the concentration of coal and rock dust, as well as methane. But how much silica dust is too much?
16 Απρ 2024 · The Labor Department has issued a new rule intended to protect coal miners from poisonous silica dust that has contributed to the premature deaths of thousands of mine workers from a respiratory ailment known as “black lung” disease.
9 Σεπ 2021 · To help protect workers exposed to respirable crystalline silica, the U.S. Occupational Safety and Health Administration (U.S. OSHA) has issued two respirable crystalline silica standards: one for construction, and another for general industry and maritime.
7 Νοε 2023 · For decades, miners have called for limits on highly toxic silica dust, which they're exposed to while mining. An investigation shows its impact and the weakness of proposed rules to protect...
13 Φεβ 2024 · Millions of U.S. workers are exposed to respirable crystalline silica (RCS) in a variety of industries. Silica dust can be released in the air when working. Workers exposed to RCS can develop serious lung disease.
6 Αυγ 2024 · New research led by Imperial College London has found that workplace exposure to silica dust is linked to an increased risk of the acute lung condition silicosis and recommends current occupational exposure limits should be halved.
