Brake cleaner phosgene gas myth. Wikipedia writes "Chlorinated brak...
Brake cleaner phosgene gas myth. Wikipedia writes "Chlorinated brake cleaner containing tetrachloroethylene will, on exposure to high temperatures (above 500 °F (260 °C)) or strong UV light, decompose into phosgene and hydrogen chloride" which is just great. Chlorinated salts Chlorinated organic compounds, like hydrochloric acid or Tetrachloroethylene can turn into phosgene gas if exposed to UV light and heat. However, the chlorinated version contains tetrachloroethylene. Aug 29, 2009 · Additional research is in the wiki "Safety" article: Brake parts cleaner, welding, and phosgene poisoning. Learn the risks, real-life tragedies, and how to stay safe in the workshop. May 17, 2025 · Welding near brake cleaner can be deadly! Discover how arc welding can transform common brake cleaner into toxic phosgene gas, and learn how to stay safe with critical tips every welder must know. Oct 13, 2016 · Some brake cleaners, degreasers, and solvents do contain chlorinated hydrocarbons. How long is there a phosgene gas risk after using brake parts cleaner? I've been reading about not welding anything you've used brake parts cleaner on as it will release phosgene gas and can kill you almost instantly. Dec 9, 2024 · Chlorinated brake cleaner provides a non-flammable alternative to traditional brake cleaner. When this chemical is exposed with excessive heat and argon (used in MIG and TIG welding) it also produces phosgene. Phosgene gas was first developed in World War I and was later banned because of its toxicity. Some Phosgene facts. So, even for SMAW (stick welding) brake cleaner, or any solvent or cleaner containing organoclorides should be avoided as a precaution. At temperatures over 315 °C (599 °F), such as in welding, tetrachloroethylene can be oxidized into phosgene, an extremely poisonous gas. Best to not even have any brake cleaner any were you are around or do welding I think we have posted information about this somewhere. Brake cleaner manufacturers clearly state the type of brake cleaner on the product’s Mixing brake cleaner and welding can create lethal phosgene gas. Apr 10, 2019 · The Dangers of Phosgene Exposure [Infographic] Apr 10, 2019 This brief infographic describes the dangers of phosgene exposure. Jun 21, 2011 · brake cleaner sucks any way All i use in my machine shop is carb cleaner only for cleaning stuff since mostly acetone and safe to use . This has resulted in many injuries and even fatalities. " Oct 25, 2007 · A guy was welding some parts that had been cleaned with brake cleaner - produced phosgene gas!! Cleaning Solvents can Poison You Chlorinated Spray Solvents Used to Remove Cosmoline or Prepare Metal for Welding can Decompose to Poison Gas Brake cleaner and carburator cleaner are very similar products. Is dangerously inaccurate. . These products carry a warning label about toxic gases and fumes, and some of them specifically mention phosgene gas. Phosgene targets the respiratory system and, depending upon the exposure level, is able to cause a Dec 17, 2025 · As explained in the video, getting brake cleaner on a rusty part to clean it and then exposing it to the intensive energies of the welding process suffices to create phosgene. Google Phosgene and read more! Learn why tetrachloroethylene in brake cleaner is hazardous. Discover the health risks, dangers of Phosgene gas, and safer alternatives. Mar 7, 2017 · The chemical in the brake cleaner is Tetrachloroethylene. Jun 13, 2017 · 9 Tetrachloroethylene used to be a popular automobile brake cleaner. Jan 11, 2026 · Carbon tetrachloride (CCl 4) is a chemical used in many brake cleaner aerosol products. My father was cleaning a rental house he owned and made the mistake of mixing cleaners while working on the toilet. When exposed to extreme heat, such as from welding, the tetrachloroethylene turns into phosgene gas. This is a very dangerous compound that when combusted forms phosgene gas (COCl 2) that is outrageously toxic. Usually some guy will clean a dirty car part with brake cleaner then weld it and some trapped brake cleaner will turn into phosgene. When this chemical is exposed to excessive heat and the gas argon, which is used in MIG and TIG welding, it produces phosgene. Includes details on phosgene (originally used as a chemical warfare agent), OSHA permissible exposure limits, NIOSH and CDC position on phosgene, info on phosgene detection badges, etc. The other dangerous thing about phosgene is that it only takes 2 common household cleaning products to produce it. After reading about Hydrogen Chloride and then started researching phosgene. Unfortunately, when applied to hot brake rotors, it can turn into phosgene. It's the heat and ultra-violet radiation emitted from the electrical arc the arc in welding that causes the decomposition into phosgene, NOT heat and argon. The chemical in the brake cleaner is Tetrachloroethylene. ITs definitely in the manuals. Phosgene is a potentially deadly gas that should be avoided at all costs. Mar 14, 2013 · Take it up with the author of the article: "The active chemical in the brake cleaner is tetrachloroethylene. The staff at the car parts store will very likely tell you that they are completely interchangeable and brand doesn't matter. Phosgene gas is created when heat is applied to brake cleaner, making it a potential hazard to welders. stivc bupln lyjebg aijbim xgnkdcd paugq uiwmi kyukuwe yxfgeer eillwdz
