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

Table 2

Reference doses (mg/kg day) and cancer slope factor for different pathways used in the present study [2].

Trace element	Oral RD	Dermal RD	Inhalation RD	Oral CSF	Dermal CSF	Inhalation CSF
	x 10^−4
Cr	30		0.3	0.5		4.1
Cu	370	240
As	3	3	3	1.5	1.5	15
Hg	3	3	0.86
Pb	36			0.0085		0.042
Cd	5	5	0.57			6.30
Zn	3000	750
Ni	200	56
Co	200	0.057	0.057			9.80