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2. Dealkalization of water - Wikipedia

   en.wikipedia.org/wiki/Dealkalization_of_water

   Chloride cycle dealkalizers operate similar to sodium cycle cation water softeners. Like water softeners, dealkalizers contain ion-exchange resins that are regenerated with a concentrated salt solution - NaCl. In the case of a water softener, the cation exchange resin is exchanging sodium (the Na + ion of NaCl) for hardness minerals such as ...

3. Water softening - Wikipedia

   en.wikipedia.org/wiki/Water_softening

   Water softening is the removal of calcium, magnesium, and certain other metal cations in hard water. The resulting soft water requires less soap for the same cleaning effort, as soap is not wasted bonding with calcium ions. Soft water also extends the lifetime of plumbing by reducing or eliminating scale build-up in pipes

4. Rheem Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Rheem_Manufacturing_Company

   In North America, Rheem and Ruud both manufacture and sell a full line of heating and cooling products for residential and commercial applications, including up to 98.7% annual fuel use efficiency gas furnaces, oil-fired furnaces, up to 20 SEER air conditioners, heat pumps, thermostats, air handlers, package units, and indoor air quality ...

5. Plywood - Wikipedia

   en.wikipedia.org/wiki/Plywood

   Plywood for flooring applications is often tongue and groove (T&G); This prevents one board from moving up or down relative to its neighbor, providing a solid-feeling floor when the joints do not lie over joists. T&G plywood is usually found in the 13-to-25-millimetre (1 ⁄ 2 to 1 in) range.

6. Culligan - Wikipedia

   en.wikipedia.org/wiki/Culligan

   Emmett J. Culligan. Culligan was founded in 1936 by Emmett Culligan. With $50 and with additional financing by his brother Dr. John M. Culligan, and his sister, Anna V. Culligan, Emmett established the Culligan Zeolite Company with his brothers Drs. John and Leo Culligan as partners.

7. How presidents have spent their Christmases in office: From ...

   www.aol.com/presidents-spent-christmases-office...

   Before him, former President Donald Trump — who will soon take office again — spent Christmases in Florida at his Mar-a-Lago estate, per reports.During their holidays in Florida, Trump and ...