This refrigerant may only be used in new equipment specifically designed and identified by the EPA for R-290 refrigerant use, and may not be used as a conversion or "retrofit" refrigerant for ...

The compressor is the power unit of the air-conditioning system that puts the refrigerant under high pressure before it pumps it into the condenser, where it changes from a gas to a liquid.

The air-conditioning condenser is a radiator positioned between the car’s grille and the engine-cooling radiator in which the gaseous refrigerant sheds heat and returns to a liquid state.