Gẹgẹbi data ti International Aluminum Association, ni May 2021, iṣelọpọ alumina agbaye jẹ 12.166 milionu toonu, ilosoke ti 3.86% oṣu ni oṣu;yipada si ọdun 8.57%.Lati Oṣu Kini si oṣu Karun, iṣelọpọ alumina agbaye jẹ toonu 58.158 milionu, ilosoke ọdun kan…
Ka siwaju