If you have had a broken tooth that has been restored, and that tooth gels perfectly with the adjacent ones, you should probably thank Sumita Mitra. Mitra’s work in 3M helped create the first nanotechnology-based fillings, and these have now been used in over 1 billion tooth restorations worldwide.
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Tuesday, July 13, 2021
Sumita Mitra’s why our restored teeth are so strong and aesthetic
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