Which of the following statements is (are) true with regard to liquid bulk systems?
1. Liquefied oxygen occupies a fraction of the space required for the storage of gaseous oxygen.
2. The CGA regulates the construction of liquid oxygen systems.
3. A bulk oxygen system contains more than 40,000 ft of oxygen.
4. The working pressure of a liquid bulk oxygen system is 50 psig.
a. 2 c. 1 and 3
b. 3 and 4 d. 1 and 4
ANS: D
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