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The scientists at the University of Birmingham, in collaboration with scientists at the University of Science and Technology in Beijing, have discovered that perovskites may have another important use — removing carbon dioxide emissions from mills that use blast furnaces to make steel...

Ding tells Perovskite-Info,  “Current proposals for decarbonizing the steel sector rely on phasing out existing plants and introducing electric arc furnaces powered by renewable electricity. However, an electric arc furnace plant can cost over £1 billion to build, which makes this switch economically unfeasible in the time remaining to meet the Paris Climate Agreement."

  https://cleantechnica.com/2023/04/11/perovskites-can-reduce-carbon-emissions-from-blast-furnaces/