Question

Why are oils and grease used in machinery?​

Answer 1

Answer:

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Step-by-step explanation:

The use of lubricants like oil and grease helps to reduce friction by forming a thin film between the different parts of a machine. ... This reduces interlocking between the two surfaces, and hence the parts of the machine run smoothly.

Answer 2

Answer:

lubricant is used in a machine. Ans: The use of lubricants like oil and grease helps to reduce friction by forming a thin film between the different parts of a machine. This film covers up the scratches and bumps present on the surfaces of different parts and thus makes the surface more even than before.

Step-by-step explanation:

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