When cleaning the inside surfaces of the boiler tubes of a water-tube boiler with a powered rotary brush, the brush should be kept in motion to __________.
A
avoid internal tube damage
B
reduce wear to brush bristles
C
reduce tube pitting
D
prevent it from seizing
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Question 1 / 205eccefa0bacbc34ba4d46fe1
Question 1 of 205eccefa0bacbc34ba4d46fe1
When cleaning the inside surfaces of the boiler tubes of a water-tube boiler with a powered rotary brush, the brush should be kept in motion to __________.
When cleaning the inside surfaces of the boiler tubes of a water-tube boiler with a powered rotary brush, the brush should be kept in motion to __________.