Common ingredient in sunscreen the “asbestos of the future?”

I recently read about a new Swiss study claiming that the ingredient titanium dioxide (TiO2) nanoparticles — widely used as a white pigment in sunscreen, toothpaste and cosmetics — provokes similar inflammatory effects on the lungs as asbestos. Yes, that asbestos. The stuff that can cause serious illnesses, “including malignant lung cancer, mesothelioma (a formerly rare cancer strongly associated with exposure…

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