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  2. YouTube Creator Awards - Wikipedia

    en.wikipedia.org/wiki/YouTube_Creator_Awards

    When a YouTube channel reaches a specific milestone and is deemed eligible for a YouTube Creator Reward, [1] they are awarded a relatively flat trophy in a metal casing with a YouTube play button symbol. The trophies are of different sizes: each button and plaque gets progressively bigger with the channel's subscriber count. [4]

  3. Heating, ventilation, and air conditioning - Wikipedia

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

    Air handling unit, used for heating, cooling, and filtering the air. Air cleaning and filtration removes particles, contaminants, vapors and gases from the air. The filtered and cleaned air then is used in heating, ventilation, and air conditioning. Air cleaning and filtration should be taken in account when protecting our building environments ...

  4. Furnace (central heating) - Wikipedia

    en.wikipedia.org/wiki/Furnace_(central_heating)

    At the furnace, cool air passes into the furnace, usually through an air filter, through the blower, then through the heat exchanger of the furnace, whence it is blown throughout the building. One major advantage of this type of system is that it also enables easy installation of central air conditioning , simply by adding a cooling coil at the ...

  5. New efficiency standards for home furnaces unveiled [Video] - AOL

    www.aol.com/news/biden-administration-unveils...

    Electric furnaces, according to DOE, are more expensive than gas furnaces. Of course, because they don’t burn gas, a switch to electric heating would be bad news for the gas industry.

  6. Induction furnace - Wikipedia

    en.wikipedia.org/wiki/Induction_furnace

    The advantage of the induction furnace is a clean, energy-efficient and well-controlled melting process, compared to most other means of metal melting. Most modern foundries use this type of furnace, and many iron foundries are replacing cupola furnaces with induction furnaces to melt cast iron, as the former emit much dust and other pollutants ...

  7. YouTube Shorts - Wikipedia

    en.wikipedia.org/wiki/YouTube_Shorts

    YouTube Shorts is the short-form section of the online video-sharing platform YouTube. YouTube Shorts focuses on vertical videos that are of less than 180 seconds duration, and has various features for user interaction.

  8. Industrial furnace - Wikipedia

    en.wikipedia.org/wiki/Industrial_furnace

    The floor of the furnace is mostly made of a different material from that of the wall, typically hard castable refractory to allow technicians to walk on its floor during maintenance. A furnace can be lit by a small pilot flame or in some older models, by hand. Most pilot flames nowadays are lit by an ignition transformer (much like a car's ...

  9. Metallurgical furnace - Wikipedia

    en.wikipedia.org/wiki/Metallurgical_furnace

    A metallurgical furnace, often simply referred to as a furnace when the context is known, is an industrial furnace used to heat, melt, or otherwise process metals. Furnaces have been a central piece of equipment throughout the history of metallurgy ; processing metals with heat is even its own engineering specialty known as pyrometallurgy .