CLF is serious_about_replacing coke with hydrogen: https://www.nwitimes.com/news/local/cleveland-cliffs-building-multimillion-dollar-hydrogen-pipeline-to-east-chicago-blast-furnace/article_4451a2da-6916-11ee-b2ad-e35cd7949c0a.html Cleveland-Cliffs is building a multimillion-dollar pipeline to pump hydrogen to Blast Furnace No. 7 at Indiana Harbor Works in East Chicago, said Traci Forrester, executive vice president of environmental and sustainability for Cleveland-Cliffs. …Construction is already underway on the pipeline, Forrester said… Cleveland-Cliffs is looking at sourcing hydrogen from multiple potential sources, Forrester said. … Cleveland-Cliffs completed a successful hydrogen injection trial at a blast furnace at Middletown Works in Ohio [see #msg-171866376], replacing the release of CO2 with the release of...water vapor, with no impact on product quality or operating efficiency, CEO, President and Chairman Lourenco Goncalves has said. …Blast Furnace No. 7 is the largest blast furnace in the Western Hemisphere with a production capacity of 5.5 million tons of iron a year.