Answers

2016-05-06T12:36:11+05:30
Anthracite is the best quality coal having carbon content up to 80. Percent , it has high heating capacity and holds very less moisture Lignite Is a bad quality coal having carbon content below 60 percent , it has low heating capacity and holds 40 percent moisture Peat is the poorest quality coal having carbon content below 40 percent it has very low heating capacity and holds 90 percent moisture.
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and bituminous
Bituminous is a good quality coal with carbon content 50-60 peecent and holds 10 percent moisture and has high heating capacity