Table 4.

Target hazard quotients (THQ) and total target hazard quotients (TTHQ) of the studied metals caused by the consumption of foodstuffs for inhabitants in Beijing.

	THQ					TTHQ
	Cr	Pb	Cd	As	Hg
Vegetables	0.26	0.23	0.33	0.05	0.01	0.88
Cereals	0.22	0.13	0.12	0.06	0.04	0.57
Meat	0.29	0.10	0.03	0.03	0.01	0.46
Fish	0.18	0.06	0.01	0.04	0.03	0.32
Fruits	0.03	0.02	0.01	0.01	0.00	0.07
TTHQ	0.96	0.54	0.50	0.19	0.09	2.30