GM is proud to announce it will use a better type of refrigerant (called HFO-1234yf) in its vehicles that it says only stays in the atmosphere for 11 days. The standard R-134a refrigerant ...

A report in Bloomberg says that Volkswagen has joined Daimler in refusing to use R-1234yf in its cars. There aren't any 2013 VW models that fall under the EU mandate for use this year, so the fact ...