water and wine if you live near a winery, you may be sitting on an upcycling gold mine. real oak wine barrels make beautiful furniture — craftsman john koering painstakingly refitted this barrel as a vanity for premier copper products , which sells the striking hammered copper vessel sink used here....
steel and aluminum. during the swissrtec process, a concentration of precious metals is accomplished. these materials can be further processed by italimpianti refining equipment or analyzed by italimpianti refining equipment and sold to a company specializing in precious metal refining. outputs copper...