EK-General : 2022/MAR/06
Question
Q6. With reference to bacteria harmful to humans in drinking and washing water:
(a) state the constraints placed on the installation and use of systems for shipboard production of fresh water; (3)
(b) state the maintenance and treatment recommended for fresh water tanks; (3)
(c) describe the principle of operation of a steriliser that uses silver ions. (4)
Asked in Year/Month/Ques No.
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