2024 MA CDL Practice Test: Class A - Test 8
Based on
2024 MA CDL Handbook
9. If your vehicle has an alcohol evaporator, the evaporator's purpose is to _____.
A
Save the driver from having to clean the tank.
B
Expel alcohol.
C
To detect alcohol content of the oil.
D
Decrease the risk of ice forming in air brake valves during cold temperature.