The key problems in the population exposure assessment of hazardous chemicals accidents

Abstract - Serious accidents of hazardous chemicals can cause a variety of acute or chronic impairment in human health. The effects of hazardous chemicals on human health can be identified by carrying on population exposure assessment. Through analyzing the domestic and overseas population exposure assessment cases related to hazardous chemicals accidents, we summarized that the base and key of the population exposure assessment were to identify the characteristics of the chemicals, delimit the area and the population exposed to the chemicals, and collect the data of the monitored chemicals and the population health in the polluted area.  



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