Did DuPont get sued?

Online Answer
Chemours sued DuPont last year, alleging that DuPont deliberately lowballed the cost of environmental liabilities Chemours would face in reimbursing DuPont for pollution related to human-made chemicals known as per- and polyfluoroalkyl substances, or PFAS.
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DuPont's own documentation specified that C8 was not to be flushed into surface waters, but the company did so for decades. ...
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DuPont de Nemours, Inc. designed, distributed, manufactured and/or sold AFFF- containing PFAS and/or PFAS constituents in AFFF that was used at the Bases..
Samples from the Ohio River in 1984 showed toxicity levels of the compound eight times higher than normal, which had made its way into the drinking water supply of residents in Ohio and West Virginia. By 1989, many DuPont employees were diagnosed with cancer and leukaemia.