How to Use chlorofluorocarbon in a Sentence

chlorofluorocarbon

noun

• Many nations have banned the production of chlorofluorocarbons.
• In 1991 the world was talking about the dangers of chlorofluorocarbons and mounting damage to the ozone layer.
  — Jessica Gelt, latimes.com, 10 June 2019
• But chlorofluorocarbons have long lifetimes, and could still float around in the atmosphere 100 years from now, Newman said.
  — The Washington Post, NOLA.com, 3 Nov. 2017
• Freon is a chlorofluorocarbon (CFC), which depletes the ozone layer and also acts as a global warming gas.
  — Eric Dean Wilson, Time, 30 June 2021
• Chlorofluorocarbons were originally used as the propelling agent, but the effects were proven to damage the ozone layer.
  — Tony Long, WIRED, 23 Jan. 2007
• The ozone layer over the Antarctic is expected to recover by 2070 as compounds used as coolants, called chlorofluorocarbons, decline.
  — Ashley Strickland, CNN, 21 Oct. 2019
• Her findings paved the way for the 1989 Montreal Protocol, which banned the worst ozone-depleting chemicals, such as chlorofluorocarbons.
  — Nathaniel Scharping, Discover Magazine, 22 Dec. 2016
• These include chlorofluorocarbons, which are found in air conditioners, refrigerators, and spray cans, halons, which are found in fire extinguishers, and methyl bromide, which is used to kill weeds, insects, and other pests.
  — Popular Science, 18 May 2020
• HFCs were designed as a replacement for another class of chemicals -- chlorofluorocarbons -- that deplete the ozone layer.
  — Ari Natter, Bloomberg.com, 8 Aug. 2017
• Scientists first realized chlorofluorocarbons were wearing down the thin ozone layer above Antarctica in the 1970s.
  — The Washington Post, NOLA.com, 3 Nov. 2017
• Scientists found that a type of chemical called chlorofluorocarbons, used in refrigerants and as a propellant for things like hairspray, were collecting in the polar stratosphere.
  — Jason Daley, Smithsonian, 3 Nov. 2017
• Solar geoengineering with aerosols runs head into the fact that aerosols, like ozone layer-destroying chlorofluorocarbon (CFC) spray aerosols, have often been a contributor to climate change.
  — Caroline Delbert, Popular Mechanics, 26 Mar. 2021
• The hole in the ozone, which is centered over this region, is caused in part by the release of chlorofluorocarbons that come from your air-conditionng, aerosol cans, solvents, refrigeration and other manufacturing processes.
  — Jen Christensen, CNN, 13 June 2018
• Scientists first discovered the dramatic thinning in Earth's protective sheet in the 1970s and determined the production of chlorofluorocarbons (CFCs), used in refrigerators and aerosol sprays, caused the anomaly.
  — Doyle Rice, USA TODAY, 7 Feb. 2018
• Thanks to the Montreal Protocol, an international agreement to phase out ozone-depleting chlorofluorocarbons, the ozone hole is now in recovery.
  — Chelsea Harvey, Scientific American, 26 Mar. 2020
• Certain chemicals must be present in the atmosphere - namely chlorine, one of the major components of chlorofluorocarbons, which can chemically react with ozone and break it up into other molecules.
  — The Washington Post, OregonLive.com, 9 June 2017
• In 1974, scientists found that chemicals called chlorofluorocarbons, or CFCs, used in spray bottles and refrigeration destroyed ozone.
  — Alex Fox, Smithsonian Magazine, 1 Apr. 2020
• While the hole in the protective ozone layer above Antarctica is finally healing ever since the 1987 Montreal Protocol cut emissions of ozone-eating chlorofluorocarbons, scientists have just identified a new threat to its recovery.
  — Dino Grandoni, Washington Post, 28 June 2017
• Developed in the 1920s, chlorofluorocarbons (CFCs) served initially as refrigerants but were eventually used in hair sprays, deodorants and many more everyday products.
  — Smithsonian Magazine, Smithsonian Magazine, 22 Apr. 2020
• Ward described these elements as chlorofluorocarbons, which deplete ozone.
  — Emily Atkin, The New Republic, 26 May 2018
• In fact, portfolios of demand and supply measures have worked in plenty of policy areas, including environmental policy (lead in gas, chlorofluorocarbons, etc.).
  — David Roberts, Vox, 3 Apr. 2018
• The model assumed higher emissions of methane and chlorofluorocarbons, both potent greenhouse gases, than actually occurred.
  — Chelsea Harvey, Scientific American, 5 Dec. 2019
• Although manufacturers have phased out ozone-destroying chlorofluorocarbons, the replacement chemicals used in most systems today are still greenhouse gases, many times more powerful than carbon dioxide.
  — George Musser, Science | AAAS, 10 Oct. 2019
• There is mercury in liquid-crystal display screens, lead in cathode-ray tubes, cadmium in semiconductors and batteries, and ozone layer-destroying chlorofluorocarbons in old refrigerators, for example.
  — Peter Ford, The Christian Science Monitor, 9 July 2018
• Methane and ozone-depleting gases known as chlorofluorocarbons, or CFCs, are becoming relatively smaller contributors, the report states.
  — Lisa Friedman, New York Times, 13 July 2017
• However, it is also classified as a hydro-chlorofluorocarbon, which has been associated with ozone layer depletion.
  — Brian Sodoma, azcentral, 11 May 2018
• The Montreal Protocol, often hailed as the most successful international environmental agreement ever enacted, has led to declines in chlorofluorocarbons and an increase in stratospheric ozone.
  — New York Times, BostonGlobe.com, 17 May 2018

Last Updated: 24 Jul 2024