Already the major luxury cars in the U.S. and Europe, like Mercedes and BMW, have switched over to models that employ HFC-134a. Japan is just slightly behind, with about 5 % of autos having made the switch.
目前歐美市場的高級車系如賓士、BMW、富豪等，都已在去年內全面改為 HFC-134a 的新冷媒車系；日本則步伐稍慢，約有百分之五的車子改用新系統。