![Pile Black Coal Isolated on White Background, Natural Coal on a White Background Isolated Closeup Stock Image - Image of fuel, burn: 149713589 Pile Black Coal Isolated on White Background, Natural Coal on a White Background Isolated Closeup Stock Image - Image of fuel, burn: 149713589](https://thumbs.dreamstime.com/b/pile-black-coal-isolated-white-background-natural-closeup-solid-mine-149713768.jpg)
Pile Black Coal Isolated on White Background, Natural Coal on a White Background Isolated Closeup Stock Image - Image of fuel, burn: 149713589
Earth Science - Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur,
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