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Fossil fuel is a general term for buried combustible geologic deposits of organic materials, formed from decayed plants and animals that have been converted to crude oil, coal, natural gas, or heavy oils by exposure to heat and pressure in the earth's crust over hundreds of millions of years. Burning of fossil fuels cause pollution that is hazardous to or environment. It also causes unpleasant odours and is very harmful to the respiratory system. Hope I helped u.. Plz mark as the BRAINLIEST answer..
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