Exam (elaborations)
CLASS D WATER OPERATOR EXAM QUESTIONS AND100%CORRECT ANSWERS .
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CLASS D WATER OPERATOR EXAM QUESTIONS AND100%CORRECT ANSWERS . ______ is the final step in removing suspended matter and chlorine resistant microorganisms. - Answer-Filtration .____________ is buildup of oxidized iron, calcium carbonate, or other chemicals in mains. High pressure water, pigs or...
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