During inspection of the shoulder of a compressed gas cylinder, you note a plus sign (+) next to the test date. This indicates what about the cylinder?
a. It is made of spun aluminum, not steel.
b. It only requires a 10-year DOT inspection.
c. It can be filled to 10% above its service pressure.
d. It has a high coefficient of elastic expan-sion.
ANS: C
A plus sign (+) means the cylinder is approved for filling to 10% above its service pressure.
Health Professions
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