Danfoss is proud to declare: 'We love CO2', and with the Multi Ejector Solution(TM) you will too

As a refrigerant, CO2 has the lowest possible Global Warming Potential (GWP) with a rating of "1" causes zero ozone depletion, it is non-toxic, and non-flammable. This means that people and products can be cooled safely without negatively affecting our planet's climate.