Robuta

https://www.mdpi.com/books/reprint/10077-valuable-metals-recovery-by-mineral-processing-and-hydrometallurgy
Various metals (including precious, critical and strategic metals) are needed for technologies, the sustainable development of society and everyday life. The...
valuable metalsmineral processingrecoveryhydrometallurgymdpi
https://www.sintef.no/en/publications/publication/1708779/
valuable metalsindustrial wasterecoverystreamssintef