“Comparative Assessment of Biosorption Potential of Non-Treated and Acid-Treated Activated Carbon Produced from Maize Cob for Wastewater Treatment: Collection and Carbonization of Maize Cob to Powdered Activated Carbon”. Nigerian Journal of Technology 41, no. 3 (June 30, 2022): 603–612. Accessed April 28, 2026. https://www.nijotech.com/index.php/nijotech/article/view/2877.