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What Is Chlorine Residual? |
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Answer» The total AMOUNT of chlorine REMAINING in water at the end of a specified period following chlorination. A positive residual is an indication that water is STILL safe to drink since it would still have an acceptable LEVEL of chlorine remaining. The total amount of chlorine remaining in water at the end of a specified period following chlorination. A positive residual is an indication that water is still safe to drink since it would still have an acceptable level of chlorine remaining. |
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