Coal gas

noun

Definitions

Noun
  1. 1
    The poisonous gas, used domestically for cooking etc and formerly for lighting, prepared by heating coal with steam (gasification); it is a mixture of hydrogen and carbon monoxide; sometimes synonymous with synthesis gas or town gas. uncountable
  2. 2
    gaseous mixture produced by distillation of bituminous coal and used for heating and lighting wordnet

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