write the features of any two type of coal
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- Coal is made largely of carbon but also features other elements such as hydrogen, oxygen, sulfur and nitrogen.
- Coal starts off as plant matter at the bottom of water. ...
- Different types of coal contain different amounts of carbon. ...
- Anthracite is a hard, shiny, black coal that burns with a blue, smokeless flame.
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Anthracite: Often referred to as hard coal, anthracite is hard, black and lustrous. Anthracite is low in suplhur and high in carbon. ...
Bituminous:Bituminous coal is a soft, dense, black coal. ...
Lignite: Lignite is brownish black, has a high moisture content (up to 45 %), and a high suphur content.
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