Zainor Syahira ZainalPengyong HooAbdul Latif AhmadAhmad Zuhairi AbdullahQihwa NgSiewhoong ShuitSiti Kartini Enche Ab RahimJeyashelly Andas2024-10-142024-10-142024-0210.1016/j.heliyon.2024.e26591https://dspace-cris.utar.edu.my/handle/123456789/1910Plant-based calcium silicate from rice husk ash: A green adsorbent for free fatty acid recovery from waste frying oiljournal-article