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LiveScience
LiveScience
Ben Turner

Scientists transform pee into material fit for medical implants

A urine collection device.

Scientists have developed a method that can transform human urine into the hard mineral in bones and tooth enamel.

The research, funded by the U.S. military's Defense Advanced Research Projects Agency (DARPA), uses yeast to break urine down into hydroxyapatite, a form of calcium used in bone and dental implants.

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