This new technology could kill the business case for hydrogen in green steel production

Molten oxide electrolysis may prove to be a cheaper option than direct iron reduction — if start-up Boston Metal can demonstrate it works at scale

Research and development engineers working on a furnace at Boston Metal's facilities in Woburn, Massachusetts.
Research and development engineers working on a furnace at Boston Metal's facilities in Woburn, Massachusetts.Photo: Boston Globe/Getty
Published 7 March 2024, 13:11Updated 7 March 2024, 13:11
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