When.com Web Search

  1. Ads

    related to: gas smell from air conditioner

Search results

  1. Results From The WOW.Com Content Network
  2. Freon - Wikipedia

    en.wikipedia.org/wiki/Freon

    Kettering patented a refrigerating apparatus to use the gas; this was issued to Frigidaire, a wholly owned subsidiary of General Motors. [5] In 1930, General Motors and DuPont formed Kinetic Chemicals to produce Freon. Their product was dichlorodifluoromethane and is now designated "Freon-12", "R-12", or "CFC-12".

  3. What Does a Gas Leak Smell Like? Plus, What to Do if You ...

    www.aol.com/does-gas-leak-smell-plus-195037305.html

    For premium support please call: 800-290-4726 more ways to reach us

  4. List of highly toxic gases - Wikipedia

    en.wikipedia.org/wiki/List_of_highly_toxic_gases

    Highly Toxic: a gas that has a LC 50 in air of 200 ppm or less. [2] NFPA 704: Materials that, under emergency conditions, can cause serious or permanent injury are given a Health Hazard rating of 3. Their acute inhalation toxicity corresponds to those vapors or gases having LC 50 values greater than 1,000 ppm but less than or equal to 3,000 ppm ...

  5. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    The first air conditioners and refrigerators employed toxic or flammable gases, such as ammonia, sulfur dioxide, methyl chloride, or propane, that could result in fatal accidents when they leaked. [6] In 1928 Thomas Midgley Jr. created the first non-flammable, non-toxic chlorofluorocarbon gas, Freon (R-12).

  6. Think you smell natural gas? Here’s what NOT to do if you ...

    www.aol.com/think-smell-natural-gas-not...

    For premium support please call: 800-290-4726 more ways to reach us

  7. That rotten egg smell could be a gas leak. What can you do to ...

    www.aol.com/news/rotten-egg-smell-could-gas...

    Natural gas leaks happen nearly every day in the U.S. — and they can be deadly if they go undetected. A report from a group of Texas environmental nonprofits released in June found around 2,600 ...

  1. Ad

    related to: gas smell from air conditioner