Development of Adsorptive Materials for Selective Removal of Toxic Metals in Wastewater: A Review

Removal of toxic metals is essential to achieving sustainability in wastewater purification. The achievement of efficient treatment at a low cost can be seriously challenging. Adsorption methods have been successfully demonstrated for possession of capability in the achievement of the desirable sustainable wastewater treatment. This review provides insights into important conventional and unconventional materials for toxic metal removal from wastewater through the adsorption process. The importance of the role due to the application of nanomaterials such as metal oxides nanoparticle, carbon nanomaterials, and associated nanocomposite were presented. Besides, the principles of adsorption, classes of the adsorbent materials, as well as the mechanisms involved in the adsorption phenomena were discussed.

Automated summary

The removal of toxic metals is crucial for achieving sustainability in wastewater purification. Adsorption methods have shown potential for efficient and cost-effective treatment. This review provides insights into the importance of conventional and unconventional materials in adsorption-based removal of toxic metals from wastewater, highlighting the role of nanomaterials and discussing the principles and mechanisms involved in the adsorption process.