Efficient Removal of Congo Red Dye from Water Using Walnut Shells Activated Carbon MgO-Fe2O3 Adsorbent: Effective Congo Red Dye Removal from Water Sources Using Walnut Shell Activated Carbon. Zoo Bot. 2025, 2 (2), 85-93. https://doi.org/10.55627/zoobotanica.002.02.0662.