Which of the following processes in oil refinery does not employ „cracking‟?
Correct answer: B. None of these
- A. Coking
- B. None of these
- C. Pyrolysis
- D. Visbreaking
Explanation
Coking, visbreaking, and pyrolysis are all thermal cracking processes, although their severity and products differ. Therefore, none of the listed processes is free from cracking.
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