The NFPA standard for bulk liquid O2 systems requires that the reserve supply be which of the following?
a. Fixed cylinder bank of 75 H cylinders
b. At least one large liquid O2 cylinder
c. Equal to the average gas use of 1 day
d. At least 3000 cu/ft of gaseous O2
ANS: C
Among the key provisions in these standards is the requirement for a reserve or backup gas sup-ply to equal the average daily gas use of the hospital.
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