Examen
Pool Operator Exam | 130 Questions with 100% Correct Answers | Verified | Updated 2023
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- Institución
whole range chlorine in a pool: ____ to _____ - 1, 5 ideal range chlorine in a pool: ____ to _____ - 2, 4 whole range chlorine in a spa: ____ to _____ - 2, 10 ideal range chlorine in a spa: ____ to _____ - 3, 5 4 types of solid chlorine - calcium hypochlorite, lithium hypochlorite, trichlor, di...
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