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  2. Let an Oscillating Fan Create a Cooling Summer Breeze — and ...

    www.aol.com/let-oscillating-fan-create-cooling...

    When temperatures do rise, having a fan that oscillates makes all the difference — especially if you have a small portable air conditioner that needs help circulating air or, worst of all, no ...

  3. Fan (machine) - Wikipedia

    en.wikipedia.org/wiki/Fan_(machine)

    The cross-flow or tangential fan, sometimes known as a tubular fan, was patented in 1893 by Paul Mortier, [17] [18] and is used extensively in heating, ventilation, and air conditioning (HVAC), especially in ductless split air conditioners. The fan is usually long relative to its diameter, so the flow remains approximately two-dimensional away ...

  4. Fight Those Humid Summer Days With These Sweat-Preventing ...

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    Fans are a smart way to help you beat the heat—and they can even help lower the cost of your energy bill. Fight Those Humid Summer Days With These Sweat-Preventing Oscillating Fans Skip to main ...

  5. Popular oscillating fans to beat the heat - AOL

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    An oscillating fan can help keep an entire room cool. These are top-rated options from Amazon, Target and more.

  6. Air cooling - Wikipedia

    en.wikipedia.org/wiki/Air_cooling

    Air cooling is a method of dissipating heat. It works by expanding the surface area or increasing the flow of air over the object to be cooled, or both. An example of the former is to add cooling fins to the surface of the object, either by making them integral or by attaching them tightly to the object's surface (to ensure efficient heat ...

  7. Glossary of HVAC terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_HVAC_terms

    The hourly ventilation rate divided by the volume of a space. For perfectly mixed air or laminar flow spaces, this is equal to the number of times per hour that the volume the space is exchanged by mechanical and natural ventilation. Also called air change rate or air exchange rate. Abbreviated ACH or ac/hr. air conditioner