GM plans 'green' air-conditioning refrigerant for selected 2013 models
GM is planning to keep drivers and passengers of 2013 Chevrolet, Buick, GMC, and Cadillac cars cool with a sustainable air-conditioning refrigerant that lingers in the atmosphere for only days instead of years.
Honeywell has designed a new refrigerant, (HFO-1234yf), that lingers in the atmosphere for just 11 days and has a global warming potential (GWP) of only 4, a 99.7 percent improvement over current emissions.
On average, the refrigerant used in current GM models, R-134a, has an atmospheric life of more than 13 years and a GWP of more than 1,400.
"GM's decision to adopt … Read more