Question

what is coal and their types answer the question please follow me​

Answer 1

Answer:

Coal is a hard rock which can be burned as a solid fossil fuel. It is mostly carbon but also contains hydrogen, sulphur, oxygen and nitrogen. ... Also wood heated in an airless space can make charcoal, which is like coal. Coal can be burned for energy or heat.

Explanation:

peat, lignite, bituminous, and anthracite are four types of coal

Answer 2

Hi,

Coal: Coal is a black or brownish-black sedimentary rock.

Types of Coal: Anthracite , Lignite , Bituminous coal  and Sub-bituminous coal .

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