Coal tar example sentences

Interestingly, naphthalene balls used to repel moths and other insects are also obtained from coal tar.Coal is processed in industry to get some useful products such as coke, coal tar and coal gas.Products obtained from coal tar are used as starting materials for manufacturing various substances used in everyday life and in industry, like synthetic dyes, drugs, explosives, perfumes, plastics, paints, photographic materials, roofing materials, etc.