Sugiani, Wayan N., Vanny M. A. Tiwow, and Minarni R. Jura. 2021. “The Utilization of Aleorites Moluccana Active Charcoal As Absorbent of Lead Metal in Used Oil”. Jurnal Akademika Kimia 10 (2). Palu, Sulawesi Tengah - INDONESIA:59-63. https://doi.org/10.22487/j24775185.2021.v10.i2.pp59-63.