 The best-selling EdenPure Thunderstorm air purifier uses Oxy technology that helps quickly destroy many viruses, odors, mold, and a lot more. Odors from litter boxes, trash cans, cigarettes, smoke, dirty diapers, and more are no match for the EdenPure Thunderstorm. The powerful Thunderstorm sends out O3 molecules that seek out and help destroy odors.