Assessment of Heavy and Toxic Metals in the Blood and Hair of Saudi Arabia Smokers Using Modern Analytical Techniques

Table 5

Toxic elements levels in pipe smokers human hair (μg/kg).

No.	Smo; King	Age	Cd	Pb	As	Hg	Se	Mn	Zn	Cr	Ni
1	14/	2	11.0	402.6	165.7	65.9	393.1	598.6	160886.2	397.7	263.9
2	25	2	61.6	BDL	BDL	409.7	BDL	2672.5	137095.5	BDL	427.0
3	8/	1	12.1	1035.8	21.4	25.1	138.7	591.9	215592.9	1061.5	1388.1
4	4/	1	10.8	422.6	2.6	89.0	309.5	511.9	190806.4	598.7	1286.4

Smoking; period of smoking (y)/rate of smoking (number of pipes per day),
Age; 1= ≤25, 2= 26-40 y.