Hard Water

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hard water

Etymology: AS, heard + waeter

water that contains certain cations, particularly calcium and magnesium, that precipitate with soap solutions. The term is generally applied to tap water, and the degree of hardness varies with the source and previous treatment.

Hard Water

Water with a high content of calcium and magnesium salts—e.g., carbonates and sulphates—which may interfere with certain lab tests

hard water

Water with a high content of calcium and magnesium salts–eg, carbonates and sulfates, which may interfere with certain lab tests. See Mineral water, Spring water; Cf Soft water.

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amphoteric Hard Water Syndrome water			In extreme hard water areas, a preventive maintenance service arrangement may be necessary. Water's role in great beverages: water--it's everywhere: in the ... by Fisher, Greg / Tea & Coffee Trade Journal Hard Water Deposits When sinks are not properly maintained, hard water deposits can accumulate on some parts of your kitchen fixture. 6 Problems You Can Encounter with Your Stainless Steel Kitchen Sink by VDR / Home improvement and landscaping community Descaling a kettle in a hard water area is necessary to save electricity, for aesthetic appeal and also for taste. Descaling a kettle in a hard; Tricks of the trade by Sunday Mail (Glasgow, Scotland)			hard disk hard disk drive Hard Drug hard fibroma Hard Formulary hard heads Hard Liquor hard medical services hard metal disease Hard Metal Lung Disease hard milker hard nevus hard of hearing hard palate hard pulse hard radiation hard rays hard rush hard scientists hard soap HARD syndrome hard tick hard tubercle hard udder hard ulcer Hard Water Hard Water Syndrome hard x-rays hard-on hardener hardening hardening of arteries hardening of the arteries Harder's gland Harderian gland Hardhat hardiness hardkeeper hardmouthed hardness hardness of x-rays hardpad hardship lines hardware hardware bug Hardy-Rand-Ritter test Hardy-Weinberg equilibrium principle Hardy-Weinberg law hare Hare Krishna Ponytail hare's eye			hard to please hard to please Hard to Reach Groups Hard To Say hard to see Hard to Swallow hard to take hard to translate Hard to Treat Diseases, Inc. hard to understand hard token Hard Tooled Functional Build Hard top Hard TTY hard tube hard tubercle hard udder hard ulcer hard up hard up hard up hard up hard upon hard upon hard upon Hard Upper Torso Hard User Terminal Equipment hard ware hard ware hard ware Hard Water Hard Water Syndrome Hard wax Hard wax Hard wax Hard wax hard wheat Hard White Wheat Incentive Program Hard Winter Wheat Index Hard Winter Wheat Quality Laboratory Hard Wired Hard Wired Hard wood Hard Wood Fire Door Hard Wood Floor Hard words break no bones hard work hard worker Hard Working Class Heroes Hard Working People Hard Working Professional Hard X-ray Hard X-ray Hard X-ray Hard X-ray Hard X-Ray Burst Spectrometer Hard X-Ray Imaging Spectrometer Hard X-Ray Modulation Telescope Hard X-Ray Photoelectron Spectroscopy Hard X-Ray Spectrometer Hard X-Ray Telescope

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