Precautions when working with refrigerants include ________.

A) When refrigerant containers are filled, reserve room is left for expansion and the container
is marked with its critical temperature
B) Wear safety goggles or a clear face shield and protective clothing (gloves) when working
with
refrigerants
C) Always be in a well-ventilated shop area when working with refrigerants and avoid
small, enclosed areas
D) All of the above


D) All of the above

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