Lighting Products and Fixtures Design Foglia Environment Cleansing Floorlamp by Kevin Chu Photocatalysis is process that uses nano-particle that when activated by any light source and air it can clean the environment of toxins such as nitrogen dioxide and volatile compounds arsing from construction site while also possess a deodorizing effect and is completely non toxic to humans. The lamp is made made from stainless steel and treated with this technology. During the day it uses natural daylight to clean your environment and during the night the LED light continues the process. There are a series of screens that can be magnetically attached onto the openings of the lamp.