TiO2 coating spray
This coating spray claims to kill bacteria and germs with room light, to eliminate smells, to break up pollens causing allergy, to filter UV and to reduce formaldehyde in your room. The spray on the picture is designed for coating fabrics, so you can coat almost everything in your house. The coating last up to 30 times of machine washing. There is also a variant for glass and a paint variant.
Source: tio2paint.comAdded: 30 June 2006