[Investigation of key indoor air pollutants in residence in part of the cities in China].

Abstract

Formaldehyde, benzene, toluene, xylene and TVOC were the most important pollutants in decorated houses. The radon measurement results of 26 cities may reflect the indoor radon concentration, the rate of over standard and the pollution tendency in China. The investigation of radon pollution could be the largest scale and has the most important influence in recent 20 years in China.