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Taconite Waste

(credit: CBS)

Experiment Tests Microwaves To Fix Minn. Potholes

Minnesota researchers are trying an experimental way to fix potholes that uses powerful microwaves to heat the patch mix at the very site where the craters develop. As an added dividend, the technology provides a use for taconite waste and recycled asphalt and shingles.

03/31/2011

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