The most widely used crude topping column in refineries is the __________ column.
A. Bubble-cap
B. Packed bed
C. Fluidised bed
D. Perforated plate
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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