Multiple Choice
Which of the following components are common to a standard compressed gas cylinder manifold system?
1) Automatic switch-over control
2) Pressure-reducing valves
3) Primary and reserve bank
4) Alarm system
A) 1, 2, and 3 only
B) 2 and 4 only
C) 3 and 4 only
D) 1, 2, 3, and 4
Correct Answer:

Verified
Correct Answer:
Verified
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