What are the pollutants in artificial daytime?

Main indoor pollutants: light pollution

Nature and source: internationally, light pollution is generally divided into three categories, namely white light pollution, artificial sunlight pollution and colored light pollution.

White light pollution refers to when the sun is strong, the glass curtain wall, glazed tile wall, polished marble and various paints of buildings in the city reflect light, which is bright and dazzling.

Artificial sunlight refers to the dazzling display of advertising lights and neon lights in shopping malls and hotels after nightfall. Some intense light beams even go straight into the sky, making night like day, which is called artificial day.

Color light pollution refers to the color light pollution caused by black lights, rotating lights, fluorescent lights and flashing color light sources installed in dance halls and nightclubs.