By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of_______________? | MCQ Hive

Chemical Engineering Fuels and Combustion

Q By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of_______________?

A A. Tar
B B. Benzol
C C. Ammonia
D D. None of these

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