A photocatalyst is a substance that has a catalytic effect when exposed to sunlight or fluorescent light, and has antibacterial and deodorizing effects, as well as decomposing formaldehyde, which is one of the causes of sick building syndrome. Photocatalyst is a technology discovered in Japan that Japan is proud of.
For more information, we have created a Photocatalyst Q&A, so please check it out here.
Photocatalyst Q&A