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EK-General – EKG-Section A : 2019/MAR/05 – 2023/MAR/04
Question
Q5. (a) Describe the operation of a vacuum sewage system. (5)
(b) List the advantages of a vacuum sewage system when compared to a conventional flushing system. (4)
(c) State why untreated sewage should not be allowed to stagnate. (1)
Asked in Year/Month/Ques No.