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CPO Test Questions With 100% Correct Answers Updated 2024/2025 (VERIFIED A+)
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CPO Test Questions With 100% Correct Answers Updated 2024/2025 (VERIFIED A+) If at any time the filter equipment, chemical feed system, pump stops working, or the main drain cover has been removed or is broken, the pool must - ANS - be closed immediately Pool must have - ANS - 1.0-10.0ppm Free C...
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