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Types of Coal

Types of Coal The main types of coal 1.Peat (technically a precursor to coal) 2.Lignite 3.Sub-bituminous coal 4.Bituminous coal 5.Anthracite (pictured below) 6.Graphite Checkout for more information: https://physics.tutorvista.com Follow us at: https://www.facebook.com/tutorvista https://twitter.com/TutorVista
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Gueston November 19th, 2020
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