DuPont

"Last Week Tonight" targeted PFAS, the group of "forever chemicals" linked to cancer and other diseases.

"Someone who advised DuPont on how to avoid regulations is not someone we want advising this new administration,” the activist wrote in a scathing op-ed.

Sen. David Perdue (R-Ga.) bought shares in chemical giant DuPont, among several senators whose recent stock activity has raised red flags.

The Georgia Senator came under fire last month after she and her husband dumped substantial portions of their portfolio after a series of private congressional briefings on the then-burgeoning pandemic.