Table 6.

Hazard quotient (HQ) for different exposure pathways in soils, dust and foliar dust in different land-use types.

Children		Urban Area	Rural Area	Industrial Area
Soil	HQing	6.1810 × 10−3	1.2110 × 10−2	6.3510 × 10−3
	HQinh	6.0510 × 10−7	1.1910 × 10−6	6.2110 × 10−7
	HQdermal	7.5310 × 10−5	1.4810 × 10−4	7.7310 × 10−5
	HI	6.2610 × 10−3	1.2310 × 10−2	6.4310 × 10−3
Road dust	HQing	1.0710 × 10−2	1.6510 × 10−2	1.3210 × 10−2
	HQinh	1.0510 × 10−6	1.6210 × 10−6	1.2910 × 10−6
	HQdermal	1.3110 × 10−4	2.0110 × 10−4	1.6110 × 10−4
	HI	1.0910 × 10−2	1.6710 × 10−2	1.3410 × 10−2
Foliar dust	HQing	6.1610 × 10−3	3.0410 × 10−3	7.5810 × 10−3
	HQinh	6.0310 × 10−7	2.9710 × 10−7	7.4210 × 10−7
	HQdermal	7.5010 × 10−5	3.7010 × 10−5	9.2310 × 10−5
	HI	6.2410 × 10−3	3.0810 × 10−3	7.6810 × 10−3
All media	HI	2.3410 × 10−2	3.2110 × 10−2	2.7510 × 10−2
Adults
soil	HQing	6.6210 × 10−4	1.3010 × 10−3	6.8010 × 10−4
	HQinh	3.4110 × 10−7	6.6910 × 10−7	3.5010 × 10−7
	HQdermal	1.0710 × 10−5	2.0910 × 10−5	1.1010 × 10−5
	HI	6.7310 × 10−4	1.3210 × 10−3	6.9210 × 10−4
Road dust	HQing	1.1510 × 10−3	1.7710 × 10−3	1.4110 × 10−3
	HQinh	5.9310 × 10−7	9.1110 × 10−7	7.2810 × 10−7
	HQdermal	1.8510 × 10−5	2.8510 × 10−5	2.2810 × 10−5
	HI	1.1710 × 10−3	1.8010 × 10−3	1.4410 × 10−3
Foliar dust	HQing	6.6010 × 10−4	3.2610 × 10−4	8.1210 × 10−4
	HQinh	3.4010 × 10−7	1.6810 × 10−7	4.1810 × 10−7
	HQdermal	1.0610 × 10−5	5.2410 × 10−6	1.3110 × 10−5
	HI	6.7110 × 10−4	3.3110 × 10−4	8.2610 × 10−4
All media	HI	2.5110 × 10−3	3.4510 × 10−3	2.9610 × 10−3