Reviews by Hydro and a third-party environmental consultancy have found no indications of contamination from the company's Alunorte alumina refinery in Brazil, Hydro said on Monday April 9.
Following severe rainfall in Brazil's northern state of Par?? in February, concerns over possible water contamination led the local authorities to order Hydro to operate Alunorte at 50% of its capacity. Hydro subsequently declared force majeure at the Barcarena refinery early...