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hardness (of water)hardness (of water)
That property of water, due mainly to bicarbonates, chlorides and sulphates of calcium and magnesium, which prevents the production of abundant lather with soap.
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hardness (of water)hardness (of water)
That property of water, due mainly to bicarbonates, chlorides and sulphates of calcium and magnesium, which prevents the production of abundant lather with soap.
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