Question

what are lubricants? give three examples.​

Answer 1

Answer:

Substance, as oil or grease, for lessening friction, especially in the working parts of a mechanism.

Answer 2

Answer:

Common examples of internal lubricants include fatty alcohols, esters (low esterification), and EVA wax. External lubricants provide metal release and help reduce process temperature. Common examples of external lubricants include PE waxes, paraffin, metal soaps, esters (high esterification), amides, and fatty acids.