Pelangi Eka Yuwita, Roihatur Rohmah, & Moh. Mu’id Efendi. (2024). Synthesis and Characterization of used Oil Bio-Adsorbent Material based on Corn Husk Activated Carbon. Jurnal Pendidikan Fisika Dan Teknologi, 10(1), 241–249. https://doi.org/10.29303/jpft.v10i1.6843