Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) are fully or partly halogenated hydrocarbons that contain carbon (C), hydrogen (H), chlorine...
64 KB (6,657 words) - 18:21, 21 November 2024
1,1,2-Trichloro-1,2,2-trifluoroethane (redirect from Chlorofluorocarbon-113)
trichlorotrifluoroethane (often abbreviated as TCTFE) or CFC-113, is a chlorofluorocarbon. It has the formula Cl2FC−CClF2. This colorless, volatile liquid is...
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developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon;...
31 KB (3,067 words) - 11:32, 17 November 2024
aerosol sprays and in gas duster products. As an alternative to chlorofluorocarbons, it has an ozone depletion potential of zero, a lower global warming...
12 KB (1,030 words) - 13:21, 30 October 2024
semi-automatic rifle Small nucleolar RNA R11/Z151 Trichlorofluoromethane, a chlorofluorocarbon used as a refrigerant Tumansky R-11, a Soviet turbojet engine Umbundu...
1 KB (212 words) - 13:41, 10 November 2022
1-Chloro-3,3,3-trifluoropropene (HFO-1233zd) is the unsaturated chlorofluorocarbon with the formula HClC=C(H)CF3. The compound exists as E- (cis-) and...
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Laboratory in Deepwater, New Jersey. While attempting to make a new chlorofluorocarbon refrigerant in 1938, Plunkett discovered polytetrafluoroethylene (PTFE)...
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factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
65 KB (6,759 words) - 03:47, 25 November 2024
factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
120 KB (12,755 words) - 16:23, 14 November 2024
in a low-pressure chamber to create plasma. A common etch gas is chlorofluorocarbon, or more commonly known Freon. A high radio-frequency voltage between...
46 KB (5,424 words) - 13:35, 6 November 2024
hydrocarbons Toluene Ethers Diethyl ether Enflurane Haloalkanes Chlorofluorocarbons Chloroform κOR agonists 2-EMSB Alazocine Bremazocine Butorphan Butorphanol...
91 KB (10,026 words) - 05:56, 25 November 2024
be estimated from the molecular structure of a given substance. Chlorofluorocarbons have ODPs roughly equal to 1. Brominated substances have usually...
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chlorofluorocarbon-based propellant, its use was discontinued in 2013 in the United States and other countries. This is because chlorofluorocarbons are...
6 KB (366 words) - 05:01, 27 October 2024
so-called NOx radical cycles also deplete stratospheric ozone. Finally, chlorofluorocarbon molecules are photolysed in the stratosphere releasing chlorine atoms...
22 KB (2,283 words) - 18:47, 18 November 2024
for climate change mitigation. Several ozone-depleting gases like chlorofluorocarbons are powerful greenhouse gases, so banning their production and usage...
310 KB (27,913 words) - 05:09, 23 November 2024
factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
81 KB (8,628 words) - 07:33, 19 November 2024
factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
44 KB (5,124 words) - 16:22, 14 November 2024
from the beginning. As an engineer for GM, Midgley also developed chlorofluorocarbons, which have now been banned due to their contribution to climate...
160 KB (13,592 words) - 04:02, 22 November 2024
factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
101 KB (13,146 words) - 02:48, 24 November 2024
Dichlorodifluoromethane (category Chlorofluorocarbons)
known by the genericized brand name Freon (as Freon-12). It is a chlorofluorocarbon halomethane (CFC) used as a refrigerant and aerosol spray propellant...
13 KB (977 words) - 04:32, 19 November 2024
event occurred in 2020. The depletion is caused by the emission of chlorofluorocarbons and halons into the atmosphere, which causes ozone to break down...
145 KB (15,709 words) - 06:56, 23 November 2024
hydrocarbons Toluene Ethers Diethyl ether Enflurane Haloalkanes Chlorofluorocarbons Chloroform κOR agonists 2-EMSB Alazocine Bremazocine Butorphan Butorphanol...
166 KB (15,980 words) - 04:57, 11 November 2024
hydrocarbons Toluene Ethers Diethyl ether Enflurane Haloalkanes Chlorofluorocarbons Chloroform κOR agonists 2-EMSB Alazocine Bremazocine Butorphan Butorphanol...
87 KB (9,054 words) - 02:46, 13 November 2024
DuPont (section Chlorofluorocarbons)
and its scientists developed many chemicals, most notably Freon (chlorofluorocarbons), for the refrigerant industry. It also developed synthetic pigments...
94 KB (8,527 words) - 01:15, 17 November 2024
Pat Whiting (section Chlorofluorocarbon ban)
political careers. She wrote and helped to pass legislation that banned chlorofluorocarbon pollution that contributes to the depletion of the earth's stratospheric...
14 KB (1,497 words) - 12:46, 21 November 2024
his role in discovering the threat to the Earth's ozone layer from chlorofluorocarbon (CFC) gases. He was the first Mexican-born scientist to receive a...
50 KB (4,304 words) - 06:33, 25 October 2024
anticholinergic by another route. Previously, Atrovent inhalers used chlorofluorocarbon (CFC) as a propellant and contained soy lecithin in the propellant...
19 KB (1,596 words) - 17:00, 25 November 2024
factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
5 KB (485 words) - 00:42, 25 November 2024
Tetrachloro-1,2-difluoroethane (category Chlorofluorocarbons)
Tetrachloro-1,2-difluoroethane is a chlorofluorocarbon known as Freon 112, CFC-112 or R-112. It has a symmetrical structure CCl2FCCl2F and so can be called...
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Aviv Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Global dimming Global distillation Indoor...
17 KB (1,789 words) - 19:30, 21 August 2024