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  2. Polytetrafluoroethylene - Wikipedia

    en.wikipedia.org/wiki/Polytetrafluoroethylene

    The commonly known brand name of PTFE-based composition is Teflon by Chemours, [4] a spin-off from DuPont, which originally discovered the compound in 1938. [4] Polytetrafluoroethylene is a fluorocarbon solid , as it is a high- molecular-weight polymer consisting wholly of carbon and fluorine .

  3. Fluoropolymer - Wikipedia

    en.wikipedia.org/wiki/Fluoropolymer

    In 1938, polytetrafluoroethylene (DuPont brand name Teflon) was discovered by accident by a recently hired DuPont Ph.D., Roy J. Plunkett. While working with tetrafluoroethylene gas to develop refrigerants, he noticed that a previously pressurized cylinder had no pressure remaining. In dissecting the cylinder, he found a mass of white solid in a ...

  4. Tetrafluoroethylene - Wikipedia

    en.wikipedia.org/wiki/Tetrafluoroethylene

    A convenient, safe method for generating TFE is the pyrolysis of the sodium salt of pentafluoropropionic acid: [6]. C 2 F 5 CO 2 Na → C 2 F 4 + CO 2 + NaF. The depolymerization reaction – vacuum pyrolysis of PTFE at 650–700 °C (1,200–1,290 °F) in a quartz vessel – is a traditional laboratory synthesis of TFE.

  5. Is Your Nonstick Pan Making You Sick? Suspected Cases Of ...

    www.aol.com/lifestyle/nonstick-pan-making-sick...

    Teflon flu, aka polymer fume fever, is a term used to describe people who have gotten sick after being exposed to fumes from Teflon pans, according to the National Capital Poison Center.

  6. Body piercing materials - Wikipedia

    en.wikipedia.org/wiki/Body_piercing_materials

    However, immune system reaction to nickel is a potential complication of 316.[1][2] Implants and equipment that are put under pressure (bone fixation screws, prostheses, body piercing jewelry) are made out of austenitic steel, often 316L and 316LVM compliant to ASTM F138,.[3] 316 surgical steel is used in the manufacture and handling of food ...

  7. 'Dark Waters': Here's the toxic reason why you should toss ...

    www.aol.com/lifestyle/dark-waters-heres-toxic...

    The real-life story, which is in theaters now, follows Ohio attorney Rob Bilott (portrayed by Mark Ruffalo) as he steadfastly pursues a case against DuPont, the chemical company that created Teflon.

  8. Fast fashion is made with alarmingly high amounts of toxic ...

    www.aol.com/news/fast-fashion-made-alarmingly...

    The use of chemicals like PFAS and lead is "fairly common" within the fashion industry, Marty Mulvihill, a general partner with Safer Made, a venture capital fund that invests in firms reducing ...

  9. Teflon-coated bullet - Wikipedia

    en.wikipedia.org/wiki/Teflon-coated_bullet

    However, their inventor Kopsch said in a 1990 interview that "adding a Teflon coating to the round added 20% penetration power on metal and glass. Critics kept complaining about Teflon's ability to penetrate body armor [...] In fact, Teflon cut down on the round's ability to cut through the nylon or Kevlar of body armor." [2]