EPA issues final approval for HFO-1234yf refrigerant for mobile AC systems
28 February 2011
The US Environmental Protection Agency (EPA) has issued final approval for HFO-1234yf refrigerant (earlier post) in motor vehicle air conditioning systems. The chemical, which does not deplete the ozone layer, may now be used in air conditioning for new cars and light trucks. When used appropriately, EPA says, this chemical... Read more →