been recognized by most countries and widely used in the assessment of human
health risk associated with accidents and pollution of environmental media such as
air, water and soil (Wu et al. 2011; Zhang et al. 2014; Wang 2013; Song 2017)
(Fig. 4.1).
Fig. 4.1 Process of health risk assessment for typical groundwater contamination sites (HJ 25.3–
2014)
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4 Risk Assessment of Groundwater Contamination Sites