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Petroleum oils are also called as _________

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Petroleum oils are also called as _________

(a) Petrol oils

(b) Hydrocarbon oils

(c) Fatty oils

(d) Whale oil

This question was addressed to me in an internship interview.

I want to ask this question from Classification of Lubricants topic in division Lubricants of Applied Chemistry

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The correct option is (b) Hydrocarbon oils

To explain: The petroleum oils are also called as the hydrocarbon oils. They contain C12 to C15. These oils are obtained from crude petroleum. They are cheap and have very wide applications.

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