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https://pubmed.ncbi.nlm.nih.gov/38095154
The study reports the creation of iron-modified biochar using one-step ball milling for effective removal of chromium (VI) and tetracycline from wastewater through various adsorption mechanisms, including ion exchange, electrostatic interaction, pore filling, hydrogen bonding, complexation, redox reactions, π-π bonds, and van der Waals forces.