ozone generatorair purifier ozone generator bacteria killer The Grow Gadgets Plug In Ozone Generator is a highly effective air purifier that produces electro charged ozone to eliminate smells and odours. When pollutants such as odours, bacteria or viruses come into contact with ozone, they are destroyed by oxidation. The plug in Ozone Generator penetrates carpets, walls, light features and air ducts, completely removing unwanted smells