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Textile production is considered one of the most polluting industries with a high impact on the environment, both in terms of increased resource consumption and textile waste generation. Moreover, in the past years, the textile industry registered a significant growth, which leads to large amounts of textile waste that need to be controlled and managed. This problem highlighted the need for sustainable methods and improved technologies for textile recycling, and brings into focus the importance of circular economy...

Cementation is one of the most effective, eco-friendly and economically advantageous techniques for removal of valuable and / or toxic metals from industrial wastewaters. Copper is among the most prevalent and valuable metal used in industry. The present study investigates an eco-friendly recovery method for the copper ions present in synthetic wastewater, by cementation, using scrap iron and no energy consumption. It was evaluated the impact on copper cementation yield, caused by the fallowing parameters: (a) ini...