Recycling hazardous secondary aluminum dross as a functional foaming agent in fly ash/slag-based foamed geopolymer concrete

Key Points

• Geopolymer concrete showed significantly improved functional properties with the incorporation of aluminum dross.
• The experimental findings indicated that combining fly ash and slag with aluminum dross optimizes material performance.
• This analysis evaluates the application of aluminum dross, presenting a sustainable approach to waste management in construction materials.
• Utilizing hazardous aluminum dross in construction could reduce waste and improve sustainability in concrete production.