Olowoyo D. N., Orere E. E. Preparation and Characterization of Activated Carbon Made From Palm-Kernel Shell, Coconut Shell, Groundnut Shell and Obeche Wood (Investigation of Apparent Density, Total Ash Content, Moisture Content, Particle Size Distribution Parameters. IJRCE [Internet]. 2012 Jun. 30 [cited 2024 Nov. 24];2(3):32-5. Available from: https://ijrce.org/index.php/ijrce/article/view/295