Assessment of Heavy Metals Concentration in Soils Around an Auto-Mechanic Workshop at Airport Road Warri Delta State
The study assessed the concentration of selected heavy metals (Pb, Ni, Cd, and Cr) in soil samples collected from three auto-mechanic workshops and a control site in Effurun, Delta State. Soil samples were digested and analyzed using Atomic Absorption Spectrophotometry (AAS). To evaluate contamination levels, the Geo-a...