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  2. 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.

  3. Icemaker - Wikipedia

    en.wikipedia.org/wiki/Icemaker

    Sea water flake ice machine can make ice directly from the seawater. This ice can be used in the fast cooling of fish and other sea products. The fishing industry is the largest user of flake ice machines. Flake ice can lower the temperature of cleaning water and sea products, therefore it resists the growth of bacteria and keeps the seafood fresh.

  4. 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

  5. Ice resurfacer - Wikipedia

    en.wikipedia.org/wiki/Ice_resurfacer

    Ice resurfacers are generally composed of a snow container, hot water tanks, a wash water tank, the conditioner, and a board brush. An internal combustion engine or electric motor of the vehicle is responsible both for propelling the resurfacer and also powering the hydraulics that control the various functions, such as lowering the conditioner or raising the snow dump.

  6. Winter Storm Blair A Major Snow And Ice Threat Across ... - AOL

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  7. Donny Osmond honors brother Wayne after death at 73 ... - AOL

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    Merrill Osmond, 71, also honored Wayne Osmond with a tribute. He wrote in a Facebook post that he immediately fell to his knees and prayed after learning his brother had a “massive stroke.” He ...

  8. Eagles rule out QB Jalen Hurts vs. Cowboys due to concussion

    www.aol.com/sports/eagles-rule-qb-jalen-hurts...

    The Latest: Snow, ice and frigid temperatures make for a dangerous winter mix. Weather. USA TODAY 'Heaviest snowfall in over a decade': Mega winter storm bears down on millions. Advertisement.

  9. Evaporative cooler - Wikipedia

    en.wikipedia.org/wiki/Evaporative_cooler

    Water use. Evaporative coolers require a constant supply of water. Water high in mineral content (hard water) will leave mineral deposits on the pads and interior of the cooler. Depending on the type and concentration of minerals, possible safety hazards during the replacement and waste removal of the pads could be present.