1. Explain the process of formation of coal.
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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. ... Some iron and steel making and other industrial processes burn coal. The extraction and use of coal causes many premature deaths and much illness.
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About millions of years ago , floods etc.. came and engulfed the islands where plants and trees were there .......Due to the high temperature and change in pressure...... the plants and trees gradually converted into black carbonic substance which is now known as the coal....
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