Suit Brought Against Chemical Companies Accused of Hiding Risks of PFAS

3M, DuPont de Nemours, The Chemours Co., and others were sued in South Carolina federal court by a man who alleges that he developed prostate cancer from his exposure to firefighting foam containing PFAS. The complaint alleges negligence, design defect, battery, inadequate warning, and other causes of action. The plaintiff claims that the companies performed…

9th Circuit Keeps 3M PFAS Case in Federal Court

The Orange County Water District, along with several other cities, sued 3M and other companies in California state court in 2020, alleging their operations polluted the local surface water and groundwater with PFAS. 3M removed the state complaint to federal court in 2021, arguing that at least some PFAS releases were the result of product…

Chemours’ Motion to Dismiss Investor Suit Denied

Partially granting DuPont’s motion to dismiss, a Delaware District Court is allowing a consolidated class action alleging that the DuPont spinoff, Chemours knowingly hid the extent of its environmental remediation liabilities from investors. In particular, the investors’ suit points to PFAS as the basis for their allegations, claiming that Chemours “dramatically mischaracterized” its financial condition…

Boston Firefighters Allege Injury from Exposure to Fire-Suppressing Foam and Protective Uniforms

Boston-area firefighters have filed a lawsuit against 3M, DuPont, and other manufacturers alleging that exposure to PFAS in fire-suppressing foam and protective uniforms worn to incidents was a “substantial factor” to the firefighters’ later development of cancer. Among other claims, plaintiffs contend 3M and DuPont specifically, have “long known about the serious and significant impacts…

Desulfonation and defluorination of 6:2 fluorotelomer sulfonic acid (6:2 FTSA) by Rhodococcus jostii RHA1: Carbon and sulfur sources, enzymes, and pathways

The compound 6:2 FTSA (6:2 Fluorotelomer Sulfonic Acid) is an important PFAS as it is used in a majority of contemporary products including AFFF formulations and chromium plating anti-mist solutions. This study shows that used microorganisims are able to completely degrade the 6:2 FTSA rapidly leading to a series of PFAS terminal metabolites. All parties…