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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. Vacuum breaker - Wikipedia

   en.wikipedia.org/wiki/Vacuum_breaker

   A vacuum breaker is a device that prevents water from being siphoned backward in a direction it is not desired to go. They are commonly placed on a bibcock valve or toilet or urinal flush valve, in which application they can prevent hose or drainage water from back-siphoning into the public drinking water system. This prevents contamination ...

4. 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.

5. BWT (company) - Wikipedia

   en.wikipedia.org/wiki/BWT_(company)

   The company's filter cartridge for table water received the National Award for Innovation for Upper Austria in 2011. [3] The same year, the Rondomat Duo S series of water softeners won the Austrian national design prize [4] in the Capital Goods category awarded by the Federal Ministry of the Economy Family and Youth (German: Bundesministerium für Wirtschaft, Familie und Jugend).

6. Man fatally shoots security guard at Honduran Consulate in ...

   www.aol.com/man-fatally-shoots-security-guard...

   A man shot and killed a security guard at the Honduran consulate near Atlanta who asked the man to turn over his gun before entering the building.

7. Antonio Pierce fired as Raiders coach after miserable season

   www.aol.com/sports/antonio-pierce-fired-raiders...

   By the end of last season, Antonio Pierce had rallied the Las Vegas Raiders during a successful stint as interim coach and got the chance to replicate that success as the permanent head coach this ...