Mohd Jopery, Nur Syahirah Amirah, Mohammad Abdullah, Soo Kum Yoke, and Ahmad Rozaimee Mustaffa. 2020. “The Preliminary Study of Oil Removal Using Lemon Peel Waste”. Malaysian Journal of Chemical Engineering &Amp; Technology 3 (1):56-61. https://doi.org/10.24191/mjcet.v3i1.10957.