Question

why should moisture be drained from the air tank daily?
○ a. to prevent rust and tank failure
○ b. to lower psi
○ c. to prevent overinflation
○ d. to increase motor performance

Explanation:

Moisture in an air - tank can cause rust due to the presence of water and oxygen, which can lead to tank failure over time. Lowering PSI, preventing over - inflation, and increasing motor performance are not the main reasons for draining moisture daily.

Answer:

A. To prevent rust and tank failure