Question

while filling asme tanks, and a white mist appears from the fixed maximum liquid - level gauge, immediately close the
choose the correct answer to fill in the blank.
float gauge
hose - end valve
relief valve

Explanation:

When filling ASME tanks, if white mist appears from the fixed maximum liquid - level gauge, it indicates the tank is full and the hose - end valve should be closed to stop filling. A float gauge is for measuring liquid level and not something to be closed. A relief valve is for releasing excess pressure and not related to stopping the filling process when the maximum level is reached.

Answer:

hose - end valve