a black, thick liquid formed from the vapors given off when soft coal is burned: many syntheticcompounds have been developed from it, including dyes, medicines, explosives and perfumes. —Cleaning Course Glossary (Approved August 1990)
COAL TAR
ScnTUEU
a black, thick liquid formed from the vapors given off when soft coal is burned many syntheticcompounds have been developed from it, including dyes, medicines, explosives and perfumes.