Health Risk Assessment of Trace Elements in Soil for People Living and Working in a Mining Area

Table 4

Average daily intake (ADI) values in soil from the study area for noncancer risk.

Receptor	Pathway	Average daily intake for trace elements (x 10^−6 mg/kg/day)
		Cr	Co	Ni	Cu	Zn	As	Cd	Hg	Pb
Child	Inhalation	0.037	0.009	0.041	0.075	0.058	0.005	0.003	0.001	0.005
	Ingestion	963	254	1080	1940	1500	140	90.3	16.4	123
	Dermal	123	32.6	138	249	192	17.9	11.6	2.1	15.7
	Total	1090	287	1210	2190	1690	157	102	18.5	138
Adult	Inhalation	0.0159	0.004	0.0177	0.032	0.0247	0.002	0.001	0.0003	0.002
	Ingestion	103	27.3	115	208	160	15	9.67	1.75	13.2
	Dermal	25.6	6.75	28.6	51.5	39.7	3.7	2.4	0.434	3.26
	Total	129	34	144	260	200	18.7	12.1	2.19	16.4