In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones.
A. Sulphur increases
B. Sulphur decreases
C. Nitrogen decreases
D. None of these
Answer: Option A
Related Questions on Petroleum Refinery Engineering
Aniline point test of an oil qualitatively indicates the __________ content of an oil.
A. Paraffin
B. Olefin
C. Aromatic
D. Naphthene
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