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Which of the following is not a characteristic of traps?(a) A trap should be simple in construction(b) It should be cheap and readily available(c) A trap should be self-cleansing(d) A trap should be of an absorbent materialThe question was asked during an interview.The question is from Plumbing for Buildings in division Plumbing for Buildings of Construction & Building Materials |
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Answer» Correct choice is (d) A trap should be of an absorbent MATERIAL |
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