Report: Daimler, BMW, VW, Porsche and Audi to develop CO2 MAC systems
Green Car Congress
MARCH 8, 2013
The German Press Agency (dpa) reported that Daimler, Audi, BMW, Porsche and VW will develop CO 2 -based mobile air conditioning (MAC) systems as an alternative to using R1234yf. Daimler was subsequently joined by BMW, VW, Porsche and Audi. Earlier post.). R134a has a GWP of 1,300; R1234yf of 4; and R744 (CO 2 ) of 1. Earlier post.).
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