WebOzone layer helps in shielding the harmful ultraviolet rays of the sun. Depletion of the ozone layer exposes humans to harmful ultraviolet rays, this causes skin diseases, cataract, … WebMar 27, 2014 · The effect of CFCs (chlorofluorocarbons) is to destroy the ozone layer.The cause of CFCs is us, as CFCs are a man-made gas. (Luckily the world agreed to stop …
A Case Study in Green Chemistry: Developing Replacements for …
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A Case Study in Green Chemistry: Developing Replacements for CFCs
WebApr 10, 2024 · The researchers determined that for three CFCs they studied—CFC-113a, CFC-114a and CFC-115—the increased emissions may be partly due to their use in the production of two common HFCs used primarily in refrigeration and air conditioning. The drivers behind increasing emissions of the other two CFCs, CFC-13 and CFC-112a, are less certain. WebThey are entirely human-made and do not occur in the natural environment. HFCs are used as refrigerant to promote cooling in appliances such as refrigerators and air conditioners. … WebDec 7, 2009 · The word “aerosol” is used by scientists to mean “atmospheric particulate”. But it was used a lot by the media during the 1980s and 1990s to refer to the spray cans that released chlorofluorocarbons (CFCs) into the air, which damage the ozone layer and created the ozone hole. So it’s no surprise that there is some confusion over the ... diamond tipped pick