Science / Chemistry / Water Softener: A material that lowers water hardness when dissolved in water. For example, sodium carbonate ('washing soda') softens water by precipitating Ca2+ ions as caco3. Zeolites soften water by exchanging Ca2+ ions with Na+ ions.
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Water Noun Synonyms: H2O, distilled water, tap water, drinking-water, bottled water, spa water, still water, soda (water), effervescent water, mineral water, sea water, salt water, ditch-water, dishwater, bath-water, branch water, Adam's ale, Latin a
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Science / Chemistry / Water Hardness: Hard water is water contaminated with compounds of calcium and magnesium. Dissolved iron, manganese, and strontium compounds can also contribute to the 'total hardness' of the water, which is usually MORE
Business / Agriculture / Water Bank Program (WBP): A program to set aside wetlands for a period of 10 years (renewable) for conservation purposes. Participants receive annual rental payments. As these contracts expire, participants are offered the opp MORE
Lifestyle / Painting / Water Based Paint: Any paint made with acrylic, vinyl or latex resins, and thinned with water. It dries more quickly than oil-based paint, has a relatively low odor and cleans up easily. MORE
Health / Fitness / Water Aerobics: Aerobics classes that do traditional workouts in waist- to neck-high water in a swimming pool. The resistance of the water makes the workout feel far more intense, while the water cushions you from th MORE
Science / Chemistry / Water: A colorless, tasteless liquid with some very peculiar properties that stem from the bent H-O-H structure of its molecules. MORE
Science / Geology / Vadose Water: Water that exists in the pore spaces of a rock or soil, between the ground surface and the water table. MORE