... safer compounds. The process repeats itself until only carbon dioxide and water vapor are left.Photocatalytic oxidation offers ... specific chemicals, including: halogenated organics, pesticides, formaldehyde, ammonia, carbon monoxide, radon, mercury vapor, PCBs, sulfur oxides, VOCs, ... is now available in some models . Titanium Dioxide Photo-Catalytic Oxidizer uses the special Patent pending design ...