Class D Water Operator PASSED Exam Questions and CORRECT Answers
Potable water - What is water that does not contain objectable pollution, contamination, or infective agents, and is considered safe for drinking. Corporation Stop - What is the first item used when installing a service line to a customer? Gate valve - To isolate a part of a distribution system what type of valve is commonly used? Reaction of chlorinated water with organic materials found in any water sources - Trihalomethanes. (THM) are caused by? Higher - The longer the contact time water and chlorine residuals enjoy the _______________ the THM level will probably be?
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- Class D Water Operator
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- May 29, 2024
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