Rahmayanti, Baiq Fitri, Yudin Citriadin, Sulistiyana Sulistiyana, Azlan Kamari, and Ali Al-Mokaram. “Physicochemical Properties Of Used Cooking Oil Purified Using Shallot (Allium Cepa L.) Pell Adsorbent”. Journal of Science and Science Education 2, no. 2 (October 31, 2021): 84–90. Accessed November 22, 2024. https://jppipa.unram.ac.id/index.php/jossed/article/view/920.