Hydrogen seal rings are used to prevent _______ losses.
A. Pressure
B. Temperature
C. Volume
D. None of the mentioned
Answer:A
Hydrogen seal rings are used to prevent _______ losses.
A. Pressure B. Temperature C. Volume D. None of the mentioned
Explanation: Hydrogen seal rings are used to prevent pressure losses. These rings seal the cylinders so that no pressure and temperature loss takes place.