dabere na Californiaatụmatụ brimstone onye na-eme cimentiji mepụta alumina ọkwa US na-agbaze site na 2030. Ya mere ibelata ịdabere na US na alumina na bauxite ebubata. Dịka akụkụ nke usoro nrụpụta ciment decarbonization ya, a na-emepụta simenti portland na ciment tious (SCM) dị ka ngwaahịa sitere na ngwaahịa.

Brimstone $8.7 nde n'ime nde $189 na onyinye ego gọọmentị etiti sitere na Ngalaba Energy. Ga-amalite ọrụ nnwale na 2025, ma na-ezube imepe nde $378azụmahịa ngosi osisi na2030, mee ka ụdọ alumina dị n'ime ụlọ sie ike ma mepụta ọrụ.