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  2. Freon - Wikipedia

    en.wikipedia.org/wiki/Freon

    'Freon' is the brand name for the refrigerants R-12, R-13B1, R-22, R-410A, R-502, and R-503 manufactured by The Chemours Company, and so is not used to label all refrigerants of this type. They emit a strong smell similar to acetone. [2] Freon has been found to cause damage to human health when inhaled in large amounts.

  3. Automotive air conditioning - Wikipedia

    en.wikipedia.org/wiki/Automotive_air_conditioning

    This refrigerant was the industry standard until the 1970s when scientists discovered that R-12 contained chlorine which depleted the ozone layer in the earth’s atmosphere. [39] When R-12 was released from either a leak in systems or improperly disposing of contaminated freon, the gaseous freon would go up into the atmosphere.

  4. Chlorofluorocarbon - Wikipedia

    en.wikipedia.org/wiki/Chlorofluorocarbon

    A special numbering system is to be used for fluorinated alkanes, prefixed with Freon-, R-, CFC- and HCFC-, where the rightmost value indicates the number of fluorine atoms, the next value to the left is the number of hydrogen atoms plus 1, and the next value to the left is the number of carbon atoms less one (zeroes are not stated), and the ...

  5. Residents of Ohio community allowed to return after chemical ...

    www.aol.com/dangerous-chemical-leak-spurs...

    Residents of Ohio community allowed to return after chemical leak from railroad car forced evacuations. Artemis Moshtaghian, Melissa Alonso and Taylor Romine, CNN. September 25, 2024 at 6:47 PM.

  6. Hazmat and fire teams contain rail car spill, butane being ...

    www.aol.com/hazmat-fire-teams-scene-rail...

    CANTON – Emergency crews contained a leak Thursday from a railroad car filled with 150,425 pounds of butane off Gambrinus Road. The Canton Fire Department said hazmat contractors were ...

  7. Dangerous chemical leak spurs evacuation order in Ohio town

    lite.aol.com/news/health/story/0001/20240924/...

    GRANDVIEW, Ohio (AP) — A dangerous chemical leak from a rail car has spurred an evacuation order in an Ohio town. Hamilton County Emergency Management issued the order Tuesday for Grandview. It advised anyone within a half-mile of the area near U.S. Route 50 and the Great Miami River in Grandview, west of Cincinnati, to leave immediately.

  8. R-410A - Wikipedia

    en.wikipedia.org/wiki/R-410A

    R-410A is a refrigerant used in air conditioning and heat pump applications. It is a zeotropic but near-azeotropic mixture of difluoromethane (CH 2 F 2, called R-32) and pentafluoroethane (CHF 2 CF 3, called R-125). R-410A is sold under the trademarked names AZ-20, EcoFluor R410, Forane 410A, Genetron R410A, Puron, and Suva 410A.

  9. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    A refrigerant is a working fluid used in cooling, heating or reverse cooling and heating of air conditioning systems and heat pumps where they undergo a repeated phase transition from a liquid to a gas and back again.

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