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A high temperature lubricants used may undergo ________

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A high temperature lubricants used may undergo ________

(a) vulcanization

(b) volatilization

(c) lubrication

(d) combustion

The question was posed to me in a job interview.

This question is from Selection of Lubricants topic in portion Lubricants of Applied Chemistry

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The correct option is (b) volatilization

To explain: A high temperature lubricants used may undergo volatilization. The vulcanization is the process of rubber in presence of sulphur.

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