... allergens, pollens, dust, pet dander and more. HEPA technology has been developed by the military several years ago and ... VOC.Photocatalytic Ti02 (Titanium Dioxide) Activated by UV Photocatalysis technology Attacks Airborne Odors, Fungi, Mold, Mildew and Microorganisms like ... are destroyed. In short, the ultraviolet light damages the DNA of microorganisms and renders them harmless and unable to ...