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The heat content of bituminous coal consumed in the United States averages 24 million Btu per ton, on the as-received basis (i.e., containing both inherent moisture and mineral matter).
 
The heat content of bituminous coal consumed in the United States averages 24 million Btu per ton, on the as-received basis (i.e., containing both inherent moisture and mineral matter).
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Bituminous coal is found primarily in the Appalachian region of the country. Mining it was very hazardous, and killed many in the early years, and the dust from the coal gave many workers [Black Lung disease]. OSHA regulations have made the mines significantly safer.
 
[[category:energy]]
 
[[category:energy]]

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