Products of Coal

Which product of coal is used as a reducing agent in the extraction of metals?

Name the product of coal which is thick black liquid having an unpleasant smell.

What is meant by destructive distilllation ? What are the products of destructive distillation of coal ?

Coal gas, coal tar and coke are all products of _____. These are all obtained by heating coal in the_______ of air.

out of Total production of 6450 tonnes of coal mine A quantity of 645 tonnes was lost during extraction what percentage of the total production was the net coal extracted