 A tub faucet with built-up calcification from hard water in Southern Arizona. Image by Bbypnda, via Wikimedia Commons. Licensed CC BY-SA 3.0 |
HardwaterHard water Hard water Water that has a high mineral content Not to be confused with Heavy water or Ice. Hard water is water that has a high mineral content (in contrast with "soft water"). Hard water is formed when water percolates through deposits of limestone, chalk or gypsum,[1] which are largely made up of calcium and magnesium carbonates, bicarbonates and sulfates. A bathtub faucet with built-up calcification from hard water in Southern Arizona Drinking hard water may have moderate health benefits. It can pose critical problems in industrial settings, where water hardness is monitored to avoid costly breakdowns in boilers, cooling towers, and other equipment that handles water. In domestic settings, hard water is often indicated by a lack… (Source: Wikipedia)
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