Aluminium recycling
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Aluminium recycling is the process in which secondary commercial aluminium is created from scrap or other forms of end-of-life or otherwise unusable aluminium. It involves re-melting the metal, which
Model promoting aluminium recycling at Douglas Aircraft Company in 1942
Press for aluminium cans
Compressed aluminium cans
Bauxite
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Bauxite is a sedimentary rock with a relatively high aluminium content. It is the world's main source of aluminium and gallium. Bauxite consists mostly of the aluminium minerals gibbsite, boehmite, an
Aluminium recycling
…aluminium production from alumina was invented in 1886 by Charles Hall and Paul Héroult. Carl Josef Bayer created a multi-step process to convert raw bauxite into alumina in 1888. As aluminium production rose with the use of these two processes, aluminium recycling grew too. In 1904, the first two aluminium…
Reddish-brown bauxite
Bauxite with US penny for comparison
Bauxite with core of unweathered rock
One of the world's largest bauxite mines in Weipa, in northern Queensland, Australia