Q
1. Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks?
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AAfter every working day.
BAfter every four hours of service.
COnce a week.
Detailed Explanation
The correct answer is "After every working day.". This is based on federal CDL regulations and safety standards.
Correct Answer: After every working day.
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