... such as, temperature or chemical treatment.Germicidal UV bulb generates the UV light with specific wavelength of 253.4 nM ... an effective way of air sterilization is that, unlike the regular UV bulbs, it generates No Ozone(!)UV bulb placed in the ... air purifier models. Photocatalytic Oxidation Photocatalytic oxidation is the process that uses the latest discoveries in nano-technology, developed by ...