how is coal formed?
what are its various uses?
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Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. ... Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years.
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Hey friend here's the answer
Explanation:
Coal: It is a naturally occurring material which is a mixture of carbon and compounds of carbon containing hydrogen, nitrogen and sulphur.
It is used for heating purposes in home and industry.
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