Koffler, Christoph; Florin, Julia - In: Sustainability 5 (2013) 11, pp. 4546-4560
For some metals, downcycling appears when scrap is polluted with undesirable elements or mixed with lower quality scrap grades in a way that the material displays a change in inherent properties when recycled. The article recommends the use of different scrap class prices instead of a solitary...