Umar, . K. A.; Adedo, . A. A.; Muhammad , . A.; Sa'eed, A.; Muhammad , A. .; AbdulLateef, A. .; Gama, . I. A.; Tijani, H. PTIMIZATION AND CHARACTERIZATION OF USED COOKING OIL FOR BIODIESEL PRODUCTION USING RESPONSE SURFACE METHODOLOGY. FJS 2023, 7 (6), 234-240. https://doi.org/10.33003/fjs-2023-0706-2081.