TCEQ Class C Water License Exam Test Questions With Revised Correct Answers
TCEQ Class C Water License Exam Test Questions With Revised Correct Answers State Agency responsince for enforcing the safe drinking water act in Texas Texas Commission on environmental Quality What minerals can cause water hardness Calcium and magnesium A public water system must at all times provide Adequate quantity of water, pressure, and disinfection A source groundwater would be aquifer Fecal coliform organisms sometimes found in water supplies are an indication that Water supply is contaminated, harmful bacteria may be present, possible pathogenic organisms in the water, water is unsuitable for drinking A disease that may be spread by inadequately disinfected water Dysentery A common chemical used in disinfection of small water supply is Calcium hypochlorite A physical connection between a potable water supply and house well would be A cross connection The amount of chlorine in mg/L that is used up by reacting with iron organics of bacteria is called Demand Which of the following is a physical characteristic of chlorine gas Greenish-Yellow Color, heavier than air, pungent penetrating odor, corrosive
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