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Which of the following types of coal contains higher percentage of volatile matter ?

  • A.Peat
  • B.Lignite
  • C.Bituminous
  • D.Anthracite

Answer: A

The volatile matter of a coal falls as its rank rises. Peat is the lowest rank and has the highest percentage of volatile matter, then lignite, bituminous coal and anthracite, which has the least. So peat is the answer.

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