After an oil sample is drawn for testing, it should be allowed to stand for a while to permit any free ____ to settle to the bottom of the sample.
A) dirt
B) bits of insulation
C) water
D) liquid acetylene

Question

Quizplus · Accepted Answer

During the sampling process, water can accumulate in the oil, and it can cause corrosion, wear, and damage to the lubricated machinery. Therefore, after the sampling process, the oil samples should be allowed to stand for a while to allow for any free water to settle to the bottom of the sample.

After an Oil Sample Is Drawn for Testing, It Should