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2. Water softening - Wikipedia

   en.wikipedia.org/wiki/Water_softening

   Since these systems do not work by exchanging ions, like traditional water softeners do, one benefit claimed for the user is the elimination of the need to add salt to the system. Such systems do not remove minerals from the water itself. Rather, they can only alter the downstream effects that the mineral-bearing water would otherwise have ...

3. Condominial sewerage - Wikipedia

   en.wikipedia.org/wiki/Condominial_sewerage

   From a pure engineering perspective there is no difference between designing a regular sewage system and a condominial one. However, bureaucratically a condominial system includes the participation of the individuals and owners who will be served and can often result in lower costs due to shorter runs of piping. [ 1 ]

4. 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.

5. The Cost To Rent a 2-Bedroom in Every State - AOL

   www.aol.com/finance/cost-rent-2-bedroom-every...

   As the cost of living continues to surge across the United States, the dream of finding an affordable rental home becomes increasingly elusive for many Americans. The stark reality is that not ...

6. For these KC condo owners, the cost of living on the Plaza ...

   www.aol.com/news/kc-condo-owners-cost-living...

   The other, for $995,000, has two bedrooms, three baths, occupies 3,800 square feet and has been on the market for more than 770 days. In August, a unit there was purchased for $1.87 million. Show ...

7. Backwashing (water treatment) - Wikipedia

   en.wikipedia.org/wiki/Backwashing_(water_treatment)

   Water to be filtered is then applied to the filter surface until the filter clogs and the backwash cycle needs to be repeated. [3]: 264–8 [4]: 10.53–10.58 [5]: 937–9 [6]: 8.11–8.18 [7]: 353–6 Some water treatment filters use surface wash systems that break up the heavily clogged, granular media surface layer.