By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of_______________?
Correct answer: C. Ammonia
- A. Tar
- B. Benzol
- C. Ammonia
- D. None of these
Explanation
Direct, indirect and semi-direct by-product recovery classifications refer to the method used to recover ammonia from coal-carbonisation gas. Tar and benzol recovery do not define this particular classification.
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