Cadmium has been widely used in batteries, metal plating, plastic, nonferrous mining and the cause of
Itai-Itai disease [3]. The high concentration of Pb and Cd in the soil poses risks to human and animal
health by the leaching of metals from the soil into water and the consumption of edible plants grown in
the contaminated soil. Therefore, proper remediation is necessary to reduce metal availability in soil for
protecting human health