MAINTENANCE SKILLS TEST

Once a year. None of the above. The chlorine level in a pool should be maintained at: 2.0 3.0 1.0 None of the above. The pH level in a pool should be maintained at: 7.8 to 8.2. 7.0 to 7.2. 7.2 to 7.6. None of the above. 10. Mutiatic acid is used to the pH level in the pool. Raise. Lower. None of the above ................
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