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Speed Of Reaction Of Coal Versus Coal Dust

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Speed Of Reaction Of Coal Versus Coal Dust

3 complications such as PMF was higher for those miners showing clinical symptoms and thus with more advanced extents of simple CWP. Models developed on the basis of a 1992 American study5 indicate that between 2 and 12 of miners exposed to a constant dust burden of 2mgm3 in a bituminous coal mine would be expected to have simple CWP after a 40 year working life.

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