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In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less.
Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has
In high temperature carbonisation of coal compared to low temperature carbonisation
In high temperature carbonisation (as compared to low temperature carbonisation) of coal
In low temperature carbonisation (as compared to high temperature carbonisation) of coal
In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the
Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent.
The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the
Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.