Muhammad Galadima, A., Dabai, M. U., Ahmad, B. R. and Umar, J. I. (2023) “UTILIZATION OF WASTE FOIL AND CARBIDE SLAG AS HETEROGENEOUS CATALYST FOR IN-SITU TRANSESTERIFICATION OF Ricinus Communis (CASTOR SEEDS)”, FUDMA JOURNAL OF SCIENCES, 6(6), pp. 303 - 310. doi: 10.33003/fjs-2022-0606-1184.