Hard water distribution in USA. Image credit:Wilkes University, WaterResearch.net When drought becomes severe, dissolved minerals increase in concentration in raw water. Additionally, if wastewater discharges cause reclaimed water to become too polluted with inorganic, dissolved substances, it can not be economically recycled. No surprise then that California is considering restrictions on the discharge of salt waste produced by certain types of water softeners. Culligan and its competitors are lobbying hard against the restrictions (revenue streams come from the continued servici...
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