Question

what do you mean by coal
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Answer 1

Answer:

⭕ coal :-

A combustible black or dark brown rock consisting chiefly of carbonized plant matter, found mainly in underground seams and used as fuel.

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Answer 2

Explanation:

Mineral deposit containing combustible substances which is considered to be a fossil fuel. Coal is formed from plants that have been fossilized through oxidation. The end result is a black hard substance that gives off carbon dioxide when burned.