Tentamen (uitwerkingen)
Pool Operator Exam 100% Accurate!
- Vak
- Instelling
whole range chlorine in a pool: ____ to _____ - ANSWER 1, 5 ideal range chlorine in a pool: ____ to _____ - ANSWER 2, 4 whole range chlorine in a spa: ____ to _____ - ANSWER 2, 10 ideal range chlorine in a spa: ____ to _____ - ANSWER 3, 5 4 types of solid chlorine - ANSWER calcium hypoc...
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