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  2. 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 ...

  3. Freon - Wikipedia

    en.wikipedia.org/wiki/Freon

    When inhaled, Freon has toxic effects that can have detrimental impacts on various systems in the body. These effects can damage the brain and the cardiovascular system, potentially causing abnormalities in heart functions as well as seizures. Freon inhalation can also cause damage to the lungs and in rare cases, respiratory failure.

  4. 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. [4] In 1928 Thomas Midgley Jr. created the first non-flammable, non-toxic chlorofluorocarbon gas, Freon (R-12).

  5. Red Dye 3 Just Got Banned. These Are the Foods to Avoid If ...

    www.aol.com/lifestyle/red-dye-3-just-got...

    The FDA determined that the data presented in a 2022 color additive petition show that this ingredient causes cancer in male laboratory rats exposed to high levels of FD&C Red No. 3 because of a ...

  6. 9 things in your fridge you should throw away immediately - AOL

    www.aol.com/lifestyle/food-9-things-your-fridge...

    It's a good idea to clean out your refrigerator and take a closer look at what exactly you're stocking up on. You may find that some items you don't normally think twice about may actually be ...

  7. Refrigerator death - Wikipedia

    en.wikipedia.org/wiki/Refrigerator_death

    [3] [4] [5] For example, statistics for the 18 months from January 1954 to June 1956 show that 54 children were known to have been trapped in household refrigerators, and that 39 of them died. [6] As the issue rose in prominence, people were asked not to abandon refrigerators and to detach the doors of unused refrigerators.

  8. How investigators caught, tried convicted 1998 antifreeze killer

    www.aol.com/investigators-caught-tried-convicted...

    In an encore “20/20” airing Dec. 27 at 9 p.m. ET, the show, which originally aired in 2023, tells the story of Julie Jensen, the mother of two who was found dead in her bed in 1998.

  9. Thomas Midgley Jr. - Wikipedia

    en.wikipedia.org/wiki/Thomas_Midgley_Jr.

    Thomas Midgley Jr. (May 18, 1889 – November 2, 1944) was an American mechanical and chemical engineer.He played a major role in developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon; both products were later banned from common use due to their harmful impact on human health and the environment.