How much time chlorine take to reduce / disappear in water after chlorination?
or:How much time chlorine take to reduce / disappear in water after chlorination?or:It depends on how much the water gets splashed so it absorbs air.
or:How much time chlorine take to reduce / disappear in water after chlorination?
or:It depends on how much the water gets splashed so it absorbs air. Treatment plants spray the water so it has a chance to absorb oxygen and lose chlorine.
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