Question

how is Coal Tar obtained​

Answer 1

Coal:We obtain coal from underground seams. A seam is a layer of ore or coal that is thick enough to be profitably mined. We obtain the coal in one of two ways: By surface mining, which involves removing the soil and rock above the coal seam so that it can be removed from the surface

Tar: Most tar is produced from coal as a byproduct of coke production, but it can also be produced from petroleum, peat or wood.

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Answer 2

Answer:

Coal tar is obtained by cooling the gas that is formed during the destructive distillation of coal to approximately ambient temperature. ... Coal-tar pitch is the residue from the distillation of coal tar (Betts, 1997). The largest source of tar and pitch is the pyrolysis or carbonization of coal.

Explanation:

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