Water Distribution Exam| 55 Questions| Accurate Answers(RATED A)
A noisy or vibrating valve may be an indication of what? - ANSWER Cavitation The selective destruction or inactivation of pathogenic organisms is - ANSWER Disinfection Pathogenic organisms can be removed from water, killed, or inactivated by - ANSWER Filtration The most commonly used distribution system disinfection is - ANSWER Free chlorine A greenish- yellow gas with a penetrating and distinctive odor, two and a half times heavier than air is - ANSWER Chlorine
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water distribution
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water distribution exam 55 questions accurate a
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a noisy or vibrating valve may be an indication of
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the selective destruction or inactivation of patho
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