COAL GAS


Meaning of COAL GAS in English

gaseous mixturemainly hydrogen, methane, and carbon monoxideformed by the destructive distillation (i.e., heating in the absence of air) of bituminous coal and used as a fuel. Sometimes steam is added to react with the hot coke, thus increasing the yield of gas. Coal tar and coke (qq.v.) are obtained as by-products.

Britannica English vocabulary.      Английский словарь Британика.