Science, asked by shayrikiller38, 10 months ago

WHAT IS COAL. AND GIVE A PIC OF COAL. ??

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Answered by Ҡαηнα

COAL :-

coal is one of the fuels used to cook food. earlier, it was used in railway engine to produce steam to run the engine. it is also used in the thermal power plants to produce electricity. coal is also used as a fuel in various industries . it is as hard as stone and it is in black in colour .

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Answered by Anonymous

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, oxygen, and nitrogen.

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