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Related to coal tar: coal tar pitch
A viscous black liquid containing numerous organic compounds that is obtained by the destructive distillation of coal and used as a roofing, waterproofing, and insulating compound and as a raw material for many dyes, drugs, and paints.
(Elements & Compounds) a black tar, produced by the distillation of bituminous coal, that can be further distilled to yield benzene, toluene, xylene, anthracene, phenol, etc
a viscid black liquid obtained by distillation of coal, used in making dyes, drugs, and other synthetic compounds.
A thick, sticky, black liquid obtained by heating coal in the absence of air. It is used as a raw material for many dyes, drugs, and paints.
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|Noun||1.||coal tar - a tar formed from distillation of bituminous coal; coal tar can be further distilled to give various aromatic compounds|
naphthalene - a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs