41.What is the main constituent of coal gas? [A] Oxygen [B] Water [C] Nitrogen [D] Methane Show Answer

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Dileep Vishwakarma

2 years ago

coal gas, gaseous mixture—mainly hydrogen, methane, and carbon monoxide—formed by the destructive distillation (i.e., heating in the absence of air) of bituminous coal and used as a fuel.

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