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    • Engineered stone is bad for the lungs

      Engineered stone is bad for the lungs

      The Week via Yahoo News· 2 days ago

      "Complications from silicosis can include tuberculosis, lung cancer...reducing exposure to silica dust. Approximately 2.3 million U.S. workers are...

    • Fighting air pollution [letter]

      Fighting air pollution [letter]

      Lancaster Online· 3 days ago

      Recently, the U.S. Environmental Protection Agency strengthened the national ambient air quality standards for particulate (soot) matter pollution.