Start-up develops technology to reduce steel industry emissions

Boston Metal is working on a green way to make steel. The company recently signed a $20 million funding deal with the private-sector investment arm of the World Bank, the International Finance Corporation. The steel industry, which is both the backbone of modern infrastructure construction and a significant contributor to climate change, generates between 7% and 9% of global carbon dioxide emissions.

The salient features of this technology from Boston Metal include:

  • An electro-chemical process called molten oxide electrolysis
  • The by-product of the process is oxygen
  • The process uses low-grade iron ore

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