It can rapidly&completely remove free formaldehyde,Ammonia,Benzene, TVOC. Second pollution free, high-performance, non-toxic. Transparent self-cleaning glass coating Product IntroductionFor a variety of air & other environmental pollution of catalyst coatings, it does not require UV excitation, as long as present of the light source, will remove formaldehyde, benzene, ammonia, TVOC and other ...