Besides being the right thing to do for Mother Earth, recycling can also make money?particularly when it comes to upcycling, a zero waste practice where discarded materials are fashioned into goods of greater economic or cultural value. In Upcycling Aluminum, Carl A. Zimring explores how the metals abundance after World War II?coupled with the significant economic and environmental costs of smelting it from bauxite ore?led to the industrial production of valuable durable goods from salvaged aluminum.