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CPO Practice Correct Questions and Answers!!
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CPO Practice Correct Questions and Answers!!Which type of filter requires the least amount of water to clean? (A) Diatomaceous (B) Rapid rate sand (C) High rate sand (D) Cartridge - ANSWER (D) Cartridge Cyanuric acid (stabilizer) protects free chlorine (FC) against the effects of: (A) Path...
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