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Soft metal lubricants are produced by using ____________

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Soft metal lubricants are produced by using ____________

(a) purifying

(b) thermal spraying

(c) distillation

(d) electroplating

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This interesting question is from Classification of Lubricants in division Lubricants of Applied Chemistry

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Correct option is (b) thermal spraying

For explanation: Electrotyping and thermal spraying can be used for the production of soft metal lubricants. The distillation and purifying are the processes for cleaning the liquids.

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