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Report: Shark Teeth Not Harder than Human Teeth

Posted on Wednesday, October 9, 2013


Scientists at the University of Duisburg-Essen (UDE) and the Max-Planck-Institut für Eisenforschung (MPIE) in Düsseldorf, Germany have analyzed the structure of shark teeth and human teeth, according to the AlphaGalileo Foundation. The results of this research project are surprising: Although shark teeth contain 100% of a fluoride (i.e. the mineral which is also present in low concentrations in toothpastes), they are not harder than our teeth.

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