Supreme Extensive Fluid is a medical-grade, white mineral oil base liquid for use in Neutral gas CO2 or N2 operated fog generators only. It can create everything from silk, and extremely light haze to high-density white fog with the longest hang time.In-house factory long-term tested & fully compatible with Pea Soup Oil-based smoke machine, Phantom hazer, MDG Atmosphere, theONE, Dual series, ATMe & Max / Me series. Other CO2/N2 operated models may also be compatible.