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  2. Grow light - Wikipedia

    en.wikipedia.org/wiki/Grow_light

    Ficus plant grown under a white LED grow light. A grow light is an electric light that can help plants grow. Grow lights either attempt to provide a light spectrum similar to that of the sun, or to provide a spectrum that is more tailored to the needs of the plants being cultivated (typically a varying combination of red and blue light, which generally appears pink to purple to the human eye).

  3. Infrared heater - Wikipedia

    en.wikipedia.org/wiki/Infrared_heater

    An infrared heater or heat lamp is a heating appliance containing a high-temperature emitter that transfers energy to a cooler object through electromagnetic radiation. Depending on the temperature of the emitter, the wavelength of the peak of the infrared radiation ranges from 750 nm to 1 mm.

  4. Thermal wheel - Wikipedia

    en.wikipedia.org/wiki/Thermal_Wheel

    Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...

  5. Infrared lamp - Wikipedia

    en.wikipedia.org/wiki/Infrared_lamp

    Infrared heating uses infrared lamps, commonly called heat lamps, to transmit infrared radiation to the body that is being heated. When a body with a large surface area needs to be heated, an array of infrared lamps is often used. The lamp commonly contains an incandescent bulb that produces infrared radiation.

  6. Ceramic metal-halide lamp - Wikipedia

    en.wikipedia.org/wiki/Ceramic_metal-halide_lamp

    Streetlamp with a ceramic metal halide bulb Ceramic metal halide bulb with G12 socket. A ceramic metal-halide lamp (CMH), also generically known as a ceramic discharge metal-halide (CDM) lamp, [1] is a type of metal-halide lamp that is 10–20% more efficient than the traditional quartz metal halide [2] and produces a superior color rendition (80-96 CRI).

  7. The 5 best US cities to celebrate New Year's Eve, ranked - AOL

    www.aol.com/5-best-us-cities-celebrate-100402607...

    The personal finance website WalletHub has ranked the best places to celebrate New Year's Eve this year. The site compared 100 of the biggest US cities on entertainment, food, costs, safety, and ...

  8. Donald Trump once threatened to jail Mark Zuckerberg, but ...

    www.aol.com/finance/donald-trump-once-threatened...

    Donald Trump was threatening to send Meta CEO Mark Zuckerberg to prison “for life” if he interfered in the election just a few short months ago—but come Thanksgiving, the bad blood appears ...

  9. Light characteristic - Wikipedia

    en.wikipedia.org/wiki/Light_characteristic

    An example of a complete light characteristic is "Gp Oc(3) W 10s 15m 10M". This indicates that the light is a group occulting light in which a group of three eclipses repeat every 10 seconds; the light is white; the light is 15 metres above the chart datum and the nominal range is 10 nautical miles.

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