Effectiveness of Coconut Fiber Filter in Grease Trap with Varying Retention Times on the Reduction of Oil and Grease in Canteen Wastewater of a Textile Industry. CHEMSUKA [Internet]. 2025 Dec. 30 [cited 2026 Jan. 31];1(1):45-58. Available from: https://ejournal.uin-suka.ac.id/saintek/chemsuka/article/view/5836