Sustainable approach for the sequestration of lead from water involving the synergistic influence of PET waste and l -cysteine encapsulated in sodium alginate beads

Key Points

• The research aims to develop a sustainable method for removing lead from water using reclaimed materials and biodegradable compounds.
• Utilized carbonised PET waste as an adsorbent for lead removal.
• Encapsulated l-cysteine in sodium alginate beads to enhance adsorption capability.
• Employed microwave assistance for the carbonisation process.
• Achieved significant reduction of lead ions in water.
• Demonstrated enhanced adsorption efficiency due to the synergistic effect of materials used.
• Showed promising potential for application in water treatment processes.