Aisya’adah, U., Nasywa Zinta, Ailsa Putri Dyanti, Alfina Insani and Intan Lestari 2026. Eco-Friendly Adsorbent Derived From Palm Kernel Shell Waste As Activated Carbon For Crude Palm Oil (CPO) Purification. International Journal of Health Engineering and Technology. 5, 1 (May 2026). DOI:https://doi.org/10.55227/ijhet.v5i1.787.