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distilled products obtained from heating coal that contains many carbon compounds are:

coke
coal tar
coal gas
lignite

coke , coal tar,  coal gas

The destructive distillation is a process in which useful products from heating of coal in absence of air are produced. This process causes the coal o break down into coke, liquor ammonia, coal tar and coal gas. Coke is form of pure carbon and it is used for reducing metal from the ores. Coal tar is used for preserving the wood from rotting. Coal gas is used for cooking.

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