Both asphalt and wax are produced by __________ base crude oils.
A. Naphthenic
B. Asphalt
C. Paraffin
D. Mixed
Answer: Option D
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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