Higher viscosity of lubricating oil usually signifies
A. Lower Reid vapour pressure
B. Higher acid number
C. Higher flash point and fire point
D. Lower flash point and fire point
Answer: Option C
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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