Most people in the developed world generally spend up to 90% of their time in the indoor environment, and that up to 60% of the work force work in the office. Therefore, the indoor air quality is very important in public health and welfare, as the pot...
Most people in the developed world generally spend up to 90% of their time in the indoor environment, and that up to 60% of the work force work in the office. Therefore, the indoor air quality is very important in public health and welfare, as the potential cost to society of poor IAQ is very high. Some investigators were reported that the indoor levels of air pollutants can he several hundred times higher than that of outdoor. Indoor pollution caused by PM10 is an important aspect of IAQ which raises particular concern since many indoor pollutants are either known, or are suspected indicative of sick building syndrome. This study was performed to investigate the concentration of PM10 in platform of subway In Seoul.