OPUTE, C. C., & OKWONNA, O. O. (2026). Comparative Analysis on the Efficiencies of Unmodified Clay and Microorganism-Modified Clay as Adsorbent for the Adsorption of Lead (II) Ions from Wastewater. FUDMA Journal of Engineering and Technology, 2(1), 1015-1024. https://doi.org/10.33003/h7jfhh37