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  2. Chlorodifluoromethane - Wikipedia

    en.wikipedia.org/wiki/Chlorodifluoromethane

    HCFC-22 R-22 Genetron 22 Freon 22 Arcton 4 ... or R-22, or CHClF 2. It was ... The practical effect of these rulings is to reduce the cost of imported R-22 to ...

  3. List of refrigerants - Wikipedia

    en.wikipedia.org/wiki/List_of_refrigerants

    For example, R-22 has one carbon atom, one hydrogen atom (2−1 = 1), two fluorine atoms, and one chlorine atom (4−2−1 = 1), so it is chlorodifluoromethane, while R-134 has two carbon atoms (2−1 = 1), two hydrogen atoms (3−1 = 2), four fluorine atoms, and no chlorine atoms (6−2−4 = 0), so it is one of the tetrafluoroethanes. This ...

  4. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    R-438A (MO-99) is a R-22 replacement. [71] R-123 HCFC-123 CHCl 2 CF 3: 2,2-Dichloro-1,1,1-trifluoroethane: 292 79 US phase-out Used in large tonnage centrifugal chiller applications. All U.S. production and import of virgin HCFCs will be phased out by 2030, with limited exceptions. [72] R-123 refrigerant was used to retrofit some chiller that ...

  5. Vapor-compression refrigeration - Wikipedia

    en.wikipedia.org/wiki/Vapor-compression...

    Freon is a trade name for a family of haloalkane refrigerants manufactured by DuPont and other ... at a reasonable cost and lower GWP. ... R-600a, R-134a, R-22,

  6. Freon - Wikipedia

    en.wikipedia.org/wiki/Freon

    Chlorodifluoromethane (R-22 or HCFC-22), a type of Freon. [9] [10] Dichlorodifluoromethane (R-12 or CFC-12), the most commonly used Freon brand refrigerant prior to its ban in many countries in 1996 and total ban in 2010. 1,1,1,2-Tetrafluoroethane (R-134a or HFC-134a), one of the main replacements for the formerly widespread R-12.

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  8. Chlorofluorocarbon - Wikipedia

    en.wikipedia.org/wiki/Chlorofluorocarbon

    By 1930, General Motors and Du Pont formed the Kinetic Chemical Company to produce Freon, and by 1935, over 8 million refrigerators utilizing R-12 were sold by Frigidaire and its competitors. In 1932, Carrier began using R-11 in the worlds first self-contained home air conditioning unit known as the "atmospheric cabinet".

  9. The Best Things Our Editors Ate This Year - AOL

    www.aol.com/best-things-editors-ate-202209192.html

    December 20, 2024 at 3:22 PM. William Hereford. One of the best perks of working at Southern Living is getting to travel around the South for stories. And since we're located in Birmingham, it's ...