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Indoor air PM2.5 and PM10 samples were collected at the different types of indoor enviornment in the four hospitals and their adjacent outdoor environments in Guangzhou, China, during the summertime. The objectives of this study were (1) to characterize the indoor PM concentrations and associated carbonaceous species in hospitals, (2) to investigate the potential indoor sources and (3) to reconstruct...
Mass concentrations of PM2.5 and 20 polycyclic aromatic hydrocarbons (PAHs) were measured in 15 non-smoking residences in three residential buildings located in urban area of Guangzhou, China during the 15 continued clear days from November 1 to 15 in 2002. The indoor and outdoor concentrations of PM2.5 significantly exceeded the daily average concentration of 65μgm-3 proposed by USEPA, with ranges...
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