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The case of Dupont and Honeywell's refrigerant R-1234yf is doing the exact opposite of keeping things cool. The two chemical companies have spent years and hundreds of millions of dollars developing R-1234yf to replace R-134a, the new refrigerant shown to be 99.7-percent kinder to the environment ...
Last week, Daimler announced that it would be sticking with R-134a refrigerant in its cars due to some tests it conducted that showed the newer, more environmentally friendly R-1234yf ignited in certain crash tests. Apparently, this R-134a replacement had already been installed in the 2013 ...
Just like the R-12 refrigerant that was phased out of cars in the 1990s, it appears R-134a is on its way out, as well, in favor of the more environmentally friendly R-1234yf. While R-134a definitely isn't as harmful to the ozone as R-12 was (which led it to be banned), the newer R-1234yf has a ...