Mesabi Nugget pushes sustainable steelmaking forward
Oct 31, 2011 | 07:00 PM
| Bill Beck
Mesabi Nugget LLC in recent years began production of a marble-sized iron pellet that observers call the most revolutionary new iron-making process in half a century.
"The Mesabi nugget is a really, really nifty product," said Peter Kakela, professor of resource development at Michigan State University in East Lansing. "Larry Lehtinen, who spearheaded the project, always said that the second most exported commodity from Minnesota is the oxygen that is locked up in the iron ore pellets. The iron nugget project simply takes the oxygen out of the pellet."....
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