Pick out the wrong statement?

Petroleum Refinery Engineering 09/05/2020

A. Higher temperature is employed in visbreaking than in thermal cracking
B. Pyrolysis is a mild thermal cracking process
C. Lead susceptibility of petrol produced by catalytic process is more than that produced by
thermal cracking
D. Operating pressure and temperature in thermal cracking process is more than that in catalytic
cracking process

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