The role of solvent extraction in the processing of metalliferous scrap and waste is reviewed. Its use is found to be significant and it is likely to play an increasingly important role in the development of scrap and waste reprocessing flowsheets.; The role of solvent extraction in the processing of metalliferous scrap and waste is reviewed. Its use is found to be significant and it is likely to play an increasingly important role in the development of scrap and waste reprocessing flowsheets.