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  2. Chlorodifluoromethane - Wikipedia

    en.wikipedia.org/wiki/Chlorodifluoromethane

    HCCl 3 + 2 HF → HCF 2 Cl + 2 HCl. An important application of R-22 is as a precursor to tetrafluoroethylene. This conversion involves pyrolysis to give difluorocarbene, which dimerizes: [3] 2 CHClF 2 → C 2 F 4 + 2 HCl. The compound also yields difluorocarbene upon treatment with strong base and is used in the laboratory as a source of this ...

  3. Condenser (heat transfer) - Wikipedia

    en.wikipedia.org/wiki/Condenser_(heat_transfer)

    The condenser coil of a refrigerator. In systems involving heat transfer, a condenser is a heat exchanger used to condense a gaseous substance into a liquid state through cooling. In doing so, the latent heat is released by the substance and transferred to the surrounding environment. Condensers are used for efficient heat rejection in many ...

  4. Condenser (laboratory) - Wikipedia

    en.wikipedia.org/wiki/Condenser_(laboratory)

    In chemistry, a condenser is laboratory apparatus used to condense vapors – that is, turn them into liquids – by cooling them down. [1] Condensers are routinely used in laboratory operations such as distillation, reflux, and extraction. In distillation, a mixture is heated until the more volatile components boil off, the vapors are ...

  5. List of refrigerants - Wikipedia

    en.wikipedia.org/wiki/List_of_refrigerants

    The table is sortable by each of the following refrigerant properties (scroll right or reduce magnification to view more properties): Type/prefix (see legends); ASHRAE number

  6. Jimmy Carter to skip Trump inauguration due to declining ...

    www.aol.com/jimmy-carter-skip-trump-inauguration...

    Former President Jimmy Carter would attend President-elect Donald Trump's inauguration in January - were it not for health issues, a spokesperson for the Carter Center told USA TODAY.. The 100 ...

  7. Man City's statistics hit new low after Tottenham humiliation

    www.aol.com/guardiolas-man-city-stunned...

    City’s Premier League title challenge took a major blow on Saturday after being thrashed 4-0 at home by Tottenham. A fifth-straight defeat in all competitions was the worst losing run of any ...

  8. Local unions group seeks ouster of Kroger CEO after $7.5 ...

    www.aol.com/local-unions-call-krogers-board...

    The UFCW local unions that led the "Stop the Merger coalition" argued that the "abrupt" and "massive" share repurchase program comes at a time when Kroger needs investments in staffing, repairs ...

  9. Chiller - Wikipedia

    en.wikipedia.org/wiki/Chiller

    A liquid (glycol based) chiller with an air cooled condenser on the rooftop of a medium size commercial building. In air conditioning systems, chilled coolant, usually chilled water mixed with ethylene glycol, from a chiller in an air conditioning or cooling plant is typically distributed to heat exchangers, or coils, in air handlers or other types of terminal devices which cool the air in ...

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