what are the byproducts of making gold and aluminium through mining
Metals - Business RecyclingMaking products from recycled metals uses less energy, reduces carbon emissions and uses less water compared with using raw materials. . A wide range of metals including aluminium, copper, steel and iron can be recycled. Making . Metals used in smaller quantities such as gold, nickel and zinc can be recycled.what are the byproducts of making gold and aluminium through mining,Where's The Harm – From Materials Extraction? – Electronics .Gold mines are the leading source of mercury air pollution in the U.S. Conflict . The mining of raw materials for electronic products—including silicon, aluminum, . The government and rebel armies finance their operations through mining tin, . electronic equipment as copper-beryllium alloys to make springs, relays and.What Aluminum Extraction Really Does to the Environment .Nov 9, 2010 . With rather humble origins as a soft, red, mineral-laden rock called bauxite, highly . that we have enough reserves to carry us through the next 400 years. . quality include combustion byproducts, caustic aerosols, dust from bauxite, . Compared to producing aluminum from raw bauxite, recycling old.