Catalyst recycling is the process of recovering valuable materials from used catalysts, which are substances that speed up chemical reactions in industrial processes. These catalysts often contain precious metals like platinum, palladium, and rhodium, making their recycling economically beneficial. The recycling process typically involves collecting spent catalysts, analyzing their composition, and then extracting the valuable metals through various chemical and physical methods. This practice not only helps in conserving natural resources but also reduces environmental impact by minimizing waste. By recycling catalysts, industries can lower their production costs and contribute to a more sustainable economy, promoting the efficient use of materials in the chemical and petrochemical sectors.