coal-tar pitch


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coal-tar pitch

n
(Elements & Compounds) a residue left by the distillation of coal tar: a mixture of hydrocarbons and finely divided carbon used as a binder for fuel briquettes, road surfaces, and carbon electrodes
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Coal-tar pitch is a thick black liquid that remains after the distillation of coal tar.
Tenders are invited for The areas on the existing High School roof, as defined on the construction documents will haveminor demolition for removal of roof membrane, rigid insulation, coal-tar pitch and metal flashing.