Pick out the wrong statement?

4480Chemical EngineeringMedium

AGaseous fuels require less percentage of excess air for combustion as compared to liquid fuels

BWater gas is called blue gas because of the color of the flame, when it is burnt

CAcetylene gas cannot be used for illumination purpose

DStrongly caking coal should not be used in the Lurgi gasifier

Correct answer

C. Acetylene gas cannot be used for illumination purpose

Explanation

The correct answer is Acetylene gas cannot be used for illumination purpose.

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