Question

----- is very soft and can be ground to a very fine state. It is then used as a lubricant in those parts of machinery, where oil cannot be applied.​

Answer 1

Explanation:

Lubricating Oil

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Answer 2

Answer:

Lubrication Basics

Explanation:

facilitates uninterrupted machine operation and is one of the most important aspects of machine health and efficiency. The most common industrial lubricants primarily consist of a base oil and are either mineral-based, synthetic, or vegetable-based. Additives are also added to the base oil to optimize the properties of the lubricant. Another form of lubricant, grease, is made by combining a base oil with a thickening agent.