Jagaba, A.H. and Kutty, S.R.M. and Abubakar, S. and Birniwa, A.H. and Lawal, I.M. and Umaru, I. and Usman, A.K. and Yaro, N.S.A. and Al-Zaqri, N. and Al-Maswari, B.M. and Ibrahim, M.N.M. and Hussain, F. (2022) Synthesis, Characterization, and Performance Evaluation of Hybrid Waste Sludge Biochar for COD and Color Removal from Agro-Industrial Effluent. Separations, 9 (9). ISSN 22978739