Results: The results of this study showed heavy metal concentrations in sook tobaccos were, respectively, Fe>Zn>Mn>Ba>Pb>Ni>Cu>Mo>Cr>As>Cd. The concentration of heavy metals such as arsenic, cadmium and molybdenum in Alrah brand tobacco was higher than other types of tobacco. So that the amounts of heavy metals including arsenic, cadmium and molybdenum for this brand were 14.2±0.05, 10.4±0.06 and 11.6±0.04 micrograms per gram, respectively. The hazard index (HI) values for different types of tobacco, including Al-Rah, Amordadsub, Al-Fakher, Al-Rubi, Mazaya, traditional flavorless, and Nakhle, were 2.64, 2.41, 2.05, 1.7, 1.49, 1.46, and 1.44, respectively. The lifetime cancer risk (ILCR) for Amordadsub, Al-Rah, Nakhla, Mazaya, Al-Rubi, Al-Fakher, and traditional flavorless tobaccos was 2.8×10-3, 2.43×10-3, 1.72×10-3, 1.58×10-3, 1.43×10-3, 9.58×10-4, and 8.08×10-4, respectively. Lead in Alrah tobacco sook had the highest non-carcinogenic risk value with a value of 1.59.
Conclusion: According to the obtained results, Alrah tobacco sook has a higher cancer and non-cancer risk than regular tobacco and can cause non-carcinogenic and carcinogenic risks for consumers. Thus, it is necessary to regularly monitor the quality of prevalent tobacco to reduce delete human health risks. |
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