explain the type coal in detail
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coal is useful , in previous day's the steam engine runs with the help of COAL. coal is at underground
anshjain515:
my question was types of coal in detail
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Coal is formed due to the compression of plant material over million of years. Most of the coal was formed during the carboniferous period. Following are the 4 different types of coal
PEAT-It has low carbon content and has high moisture
LIGNITE-It is a low grade brown coal,soft and has high moisture content
BITUMINOUS-It contains high carbon content and low moisture.It is the most popular coal in commercial sector.
ANTHRACITE-It is the highest quality hard coal.
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