When I think of scrap metal, I think of steel mills. Such big success is mainly due to the physiochemical properties of aluminum. Consequently, both the production of waste and its accumulation in the environment is decreased, and so is the environmental impact. Then consider selling your old reclaimed wood for cash. I would have never thought of this in a million years, but according to this article on Country Living , crafters and teachers need toilet paper rolls for craft projects. We also anticipate that these models will offer an evidence base for governments and businesses to work together in providing sustainable waste management in support of human and environmental health. Making money by recycling waste has been one of the subjects most studied by the waste treatment companies, due to the increasing competition.