Scranton, Pa., mercury-free dentist Dr. Blanche Grube and her assistant remove a mercury/"silver filling" from a patient. All three are draped and covered for protection from mercury vapor and particles.
Scranton, Pa., mercury-free dentist Dr. Blanche Grube and her assistant remove a mercury/"silver filling" from a patient. All three are draped and covered for protection from mercury vapor and particles. Don Murley McClatchy
Scranton, Pa., mercury-free dentist Dr. Blanche Grube and her assistant remove a mercury/"silver filling" from a patient. All three are draped and covered for protection from mercury vapor and particles. Don Murley McClatchy

Things to know about mercury fillings

July 21, 2015 1:23 PM