Petroleum Engineering Question:

Which is an anticing compound?

A. Amyl nitrate
B. Alcohals
C. Mercaptans
D. Pyridine

Option B

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"Breathing loss" on storage of gasoline occurs due to the A. presence of unsaturated air. B. fluctuation of ambient temperature during day and night. C. both (a) and (b). D. neither (a) nor (b).	The terminology used for the bottom most product from the vacuum crude distillation unit is A. residual crude B. residuum C. reduced crude D. petrolatum