In 1969 the company invested in a large aluminium smelter in the Gove Peninsula, Australia, through the joint venture Nabalco, The development which included the creation of a sea harbour, housing for 5000 people, and was worth over 1billion swiss francs.
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In 1886 Paul-Louis-Toussaint Héroult and Charles Martin Hall independently discovered a process for producing metallic aluminium from aluminium ore by electrolysis (Hall–Héroult process).