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  2. Atmospheric refraction - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_refraction

    Diagram showing displacement of the Sun's image at sunrise and sunset Comparison of inferior and superior mirages due to differing air refractive indices, n. Atmospheric refraction is the deviation of light or other electromagnetic wave from a straight line as it passes through the atmosphere due to the variation in air density as a function of height. [1]

  3. Tempered glass - Wikipedia

    en.wikipedia.org/wiki/Tempered_glass

    The coating is usually applied to the "number two" surface (the inside face of the outside lite). This causes the outside lite of glass to heat up more than the inside lite as the coating converts radiant heat from the Sun into sensible heat. As the outer lite expands due to heating, the entire unit bends outward.

  4. Heat lightning - Wikipedia

    en.wikipedia.org/wiki/Heat_lightning

    Heat lightning (not to be confused with dry thunderstorms, which are also often called dry lightning) is a misnomer [1] used for the faint flashes of lightning on the horizon or other clouds from distant thunderstorms that do not appear to have accompanying sounds of thunder.

  5. Distortion (optics) - Wikipedia

    en.wikipedia.org/wiki/Distortion_(optics)

    In geometric optics, distortion is a deviation from rectilinear projection; a projection in which straight lines in a scene remain straight in an image.It is a form of optical aberration that may be distinguished from other aberrations such as spherical aberration, coma, chromatic aberration, field curvature, and astigmatism in a sense that these impact the image sharpness without changing an ...

  6. Infrared heater - Wikipedia

    en.wikipedia.org/wiki/Infrared_heater

    Electrical infrared hair dryer for hair salons, c. 2010s. A heat lamp is an incandescent light bulb that is used for the principal purpose of creating heat. The spectrum of black-body radiation emitted by the lamp is shifted to produce more infrared light. Many heat lamps include a red filter to minimize the amount of visible light emitted.

  7. Clothes dryer - Wikipedia

    en.wikipedia.org/wiki/Clothes_dryer

    An American style clothes dryer with a rear control panel A European style clothes dryer with a front control panel. A clothes dryer (tumble dryer, drying machine, or simply dryer) is a powered household appliance that is used to remove moisture from a load of clothing, bedding and other textiles, usually after they are washed in the washing machine.

  8. Amazon Just Knocked 25% off the Dyson Supersonic Hair Dryer ...

    www.aol.com/amazon-just-knocked-100-off...

    Score a Dyson hair dryer for less this Black Friday 2023. We found all the select stores offering deals on the Supersonic dryer, Aiwraps and more, here. Amazon Just Knocked 25% off the Dyson ...

  9. Rotary dryer - Wikipedia

    en.wikipedia.org/wiki/Rotary_dryer

    A rotary dryer is a type of industrial dryer used to reduce or minimize the moisture content of the material it is handling by bringing it into contact with a heated gas. [1] The dryer is made up of a rotating cylinder ("drum" or "shell"), a drive mechanism, and a support structure (commonly concrete posts or a steel frame).