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Patent issued for beneficial animal 'candy'

A U.S. patent has been granted to a Kansas State University-developed "candy" that stimulates the growth, health and reproductive functions of cattle, bulls and other livestock.

Can Hungary's red sludge be made less toxic with carbon?

The red, metal-laden sludge that escaped a containment pond in Hungary last week could be made less toxic with the help of carbon sequestration, says an Indiana University Bloomington geologist who has a patent pending on ...

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