Unraveling the Potential of Coconut Shell Activated Carbon for Catalytic Converter Application: A Preliminary Studies of its Optimization through the Assisted of Fuzzy Logic. JTMMX [Internet]. 2025 Feb. 15 [cited 2025 Aug. 25];5(2):51-68. Available from: https://journal.ubpkarawang.ac.id/index.php/JTMMX/article/view/9013