Answers

2014-05-07T10:51:03+05:30
Coal is made up of carbon and some impurities, formed from the remains of ancient plants on the Earth that got compressed inside the Earth when they died.
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2014-05-07T11:10:20+05:30
Coal is formed from the remains of vegetation which grew as long as 400 million years ago.Coal is also considered the crude from of oil.
i hope it will help u.:)
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