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coal dust research on effects of nano particles

Coal dust research to focus on nano particles

Pennsylvania State University researchers in the Department of Energy and Mineral Engineering have received a USD$400,000 grant from the Centers for Disease Control and Prevention’s National...

black lung mineworkers CWP

Black Lung : One in ten workers could have it

One in ten underground coal miners who have worked in coal mines for at least 25 years in the USA were identified as having black lung, according to a report by the  National Institute for...