With increase in the time of carbonisation at a particular temperature (say 1000°C), the ______________ percentage in coke oven gas increases?
(A) Hydrogen
(B) Methane
(C) Unsaturated hydrocarbons
(D) All
With increase in the time of carbonisation at a particular temperature (say 1000°C), the ______________ percentage in coke oven gas increases?
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