Minnesota's iron ore mining companies study ways to reduce their energy consumption

Topics | Business & Industry |
October 17, 1975
Claudia Hampsten - Reporter
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Dr. James Carter of the Minnesota Energy Agency talked about steps Minnesota ore mining companies are taking to conserve energy. Presently they use about 5.8 percent of all energy consumed in the state. Coal is a possible energy source over natural gas, but coal presents problems of its own.

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