What is the use of CFC in refrigerators?

Early refrigerators used a variety of potentially unpleasant and dangerous chemicals for refrigerants, for example, ammonia and sulphur dioxide. read more

Early refrigerators used dangerous, poisonous refrigerants such as sulphur dioxide and methyl chloride. CFC refrigerants were developed as a stable, safe alternative. It was only decades later that the environmental problems were understood. Now, new refrigerators do not use CFC’s. read more

CFC’s are no longer used in home refrigerant coolants since the 1980’s. HCFC is what is the current 134A coolant used in most home refrigerators. The old R-12 and R-22 were CFC’s with mineral oil based transmission oil in compressors. 134a uses a polyol oil. read more

where [CFC] is the measured CFC concentration (pmol kg −1) and F is the solubility of CFC gas in seawater as a function of temperature and salinity. The CFC partial pressure is expressed in units of 10–12 atmospheres or parts-per-trillion (ppt). read more