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  2. The evaporator fan pulls cold air into the evaporator coils, where it is then distributed through the fridge and freezer. If the fan isn't working, this doesn't happen efficiently. The most common ...

  3. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    Air conditioning can be achieved using a mechanical 'air conditioner' or by other methods, including passive cooling and ventilative cooling. [ 2 ] [ 3 ] Air conditioning is a member of a family of systems and techniques that provide heating, ventilation, and air conditioning (HVAC) . [ 4 ]

  4. Evaporative cooler - Wikipedia

    en.wikipedia.org/wiki/Evaporative_cooler

    In this process, the energy in the air does not change. Warm dry air is changed to cool moist air. The heat of the outside air is used to evaporate water. The RH increases to 70 to 90% which reduces the cooling effect of human perspiration. The moist air has to be continually released to outside or else the air becomes saturated and evaporation ...

  5. 14 Ways to Keep Cool Without AC

    www.aol.com/14-ways-keep-cool-without-110300977.html

    To keep a home cool, remove or reduce all unnecessary sources of heat, including lights. Incandescent and fluorescent bulbs emit not just light but also heat — enough to bump up the temperature ...

  6. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    Free cooling systems can have very high efficiencies, and are sometimes combined with seasonal thermal energy storage so that the cold of winter can be used for summer air conditioning. Common storage mediums are deep aquifers or a natural underground rock mass accessed via a cluster of small-diameter, heat-exchanger-equipped boreholes.

  7. The 6 best window AC covers to keep the cold out and the heat in

    www.aol.com/finance/best-window-ac-covers-to...

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