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2. Water softening - Wikipedia

   en.wikipedia.org/wiki/Water_softening

   Conditioning of hard water from Tempe, Arizona with different types of treatment methods [19] [20] Treatment Normalized scale formation No treatment 1.00 Electromagnetic Water Treatment 0.57 Electrically Induced Precipitation 0.50 Capacitive Deionization 0.17 Ion exchange 0.06 Template Assisted Crystallization 0.04

3. Lime softening - Wikipedia

   en.wikipedia.org/wiki/Lime_softening

   Lime softening (also known as lime buttering, lime-soda treatment, or Clark's process) [1] is a type of water treatment used for water softening, which uses the addition of limewater (calcium hydroxide) to remove hardness (deposits of calcium and magnesium salts) by precipitation.

4. Desalination - Wikipedia

   en.wikipedia.org/wiki/Desalination

   A solvent whose solubility varies with temperature is added to saltwater. At room temperature the solvent draws water molecules away from the salt. The water-laden solvent is then heated, causing the solvent to release the now salt-free water. [167] It can desalinate extremely salty brine up to seven times as salty as the ocean.

5. How to remove hard water deposits from your faucets and shower

   www.aol.com/remove-hard-water-deposits-faucets...

   Hard water refers to water that contains a high amount of minerals. Water picks up impurities very easily as it moves through the rock and soil. Calcium and magnesium are the main culprits when it ...

6. Water treatment - Wikipedia

   en.wikipedia.org/wiki/Water_treatment

   Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

7. Here’s Why You Shouldn’t Use Salt on Concrete - AOL

   www.aol.com/why-shouldn-t-salt-concrete...

   This can especially be hard for new concrete, which takes up to a year to dry out. Find out about 8 things you need to do to your car to help it get through winter .