High-efficiency removal of fluoride ions in real fluorine-containing wastewater using red mud-metakaolin based geopolymer microspheres

Key Points

• Fluoride ions were removed efficiently from real fluorine-containing wastewater using geopolymer microspheres.
• The innovative approach achieved remarkable removal rates, confirming efficacy in treating polluted water sources.
• Assessment involved creating and testing red mud-metakaolin based polymer microspheres for optimal performance.
• This highlights a sustainable method for wastewater management, albeit open to broader application validation.