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But more research is needed on health risks

Image   •   Apr 16, 2018 08:00 BST

"More research is needed before we can claim it is entirely safe. Among other things, we know that graphene does not degrade easily,” says Jie Sun, Associate Professor at the Department of Micro Technology and Nanoscience, Chalmers University of Technology.
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Photographer / Source Johan Bodell/Chalmers University of Technology
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Image dimensions 7952 x 5304 pixels