USCG USCG General Eng
Set 8 • Question #441 of 498
Launch Interactive Practice Room Which of the listed chemicals can be routinely used to maintain the hygienic quality of potable water?
A
Hydrochloric acid
B
Chlorine
✓ Correct Answer
C
Sulfuric acid
D
Zinc chromate
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Which of the listed chemicals can be routinely used to maintain the hygienic quality of potable water', the standard operating requirement is: 'Chlorine'.
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