The Efficiency of Cactus Leaves and Wood Charcoal as a Potential Low-Cost Adsorbent for Removal of Toxic Heavy Metals from Industrial Effluents. mejs [Internet]. 2024 Mar. 28 [cited 2024 Sep. 16];10(2):202-20. Available from: https://journal.mu.edu.et/index.php/mejs/article/view/240