Norsk Hydro ASA engages in the power production, bauxite extraction, alumina refining, aluminium smelting, and recycling activities worldwide. It operates through Hydro Bauxite & Alumina, Hydro Aluminium Metal, Hydro Metal Markets, Hydro Extrusions, and Hydro Energy segments. The Hydro Bauxite & Alumina segment engages in bauxite mining activities, production of alumina, and related commercial activities, primarily the sale of alumina. The Hydro Aluminium Metal segment is involved in the primary...