OIT SAMPLE TEST QUESTIONS AND ANSWERS 100% CORRECT!!
what if liquid chlorine, alum, carbon dioxide or sulphuric acid was added to water - ANSWERthe pH would decrease operator smells hydrogen sulphide in confined space - ANSWERdo not enter until no smell and only when all safety equipment is in place chlorine is sometimes added to water because it is a strong oxidizer, what does this mean - ANSWERchlorine will break down the organic material in water what will prevent the backflow of water in a water main or service pipe - ANSWERcheck valve primary moving component of a centrifugal pump - ANSWERimpeller in 8 hours a lift station pumped 2000 L/min and next 16 hours 6500 L/min. If lift station serves 11000 people, what is the daily per capita production of sewage - ANSWER773 L/d
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