Soft contacts could come with a hidden cost
                                
                                
                                    (Newser) -
                                    PFAS are chemicals used in products such as nonstick cookware, stain-resistant fabrics, and according to a report cited by the  Guardian , some soft contact lenses. Scott Belcher, a researcher at North Carolina State University, tells the paper that after tests of 18 known contact lens brands revealed organic fluorine,...