A Colorado dentist raised alarm about mercury fillings in prisoners. He was fired hours later, whistleblower lawsuit alleges.
- Posted on December 17, 2025
- By The Denver Post
- 3 Views
A Colorado dentist raised alarm about mercury fillings in prisoners. He was fired hours later, whistleblower lawsuit alleges.
Dentist Charles Hardin grew concerned that the prison system was over-relying on mercury amalgam when “safer alternative materials existed.”
