How can I convert my car’s air conditioning system from using R-12 (Freon) to another refrigerant?
Guidelines for retrofitting vehicles from R-12 to substitute refrigerants are located in the EPA fact sheet “Guidance on Retrofitting to R-134a” In addition, to find out which refrigerants have been listed by EPA as acceptable for use in automotive A/C systems, see “Choosing and Using Alternative Refrigerants” You can also obtain these documents by calling the Ozone Hotline at (800) 296-1996. Cars & Global Warming 21. How Can I Estimate the Carbon Dioxide Emissions from My Vehicle? You can figure out about how much carbon dioxide your vehicle emits each year with this simple calculation: Your vehicle’s carbon dioxide emissions (tons per year)= [miles you drive each year] divided by [miles per gallon multiplied by 100] 22. What Can I Do to Reduce the Carbon Dioxide Emissions from My Vehicle? The carbon dioxide emissions from your vehicle are directly proportional to the amount of gasoline you use (i.e., the more gasoline you use the more carbon dioxide emissions you create.) Every gallo
