Pick out the wrong statement ?

A. Ash is normally removed as fly-ash in Kopper-Totzek process of coal gasification

B. The calorific value (kcal/Nm3) of coke oven gas reduces on removal of hydrogen from it by

C. Percentage of ash in coke produced from medium coking coal is more than that in coal

D. Coal based fertiliser plants in India at Talcher (Orissa) and Ramagundam (A.P) employ

E. ogenic method

F. per-Totzek process of coal gasification

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