Between new treatment efforts in Stanton and ongoing concerns about contamination in the Christina River, PFAS have emerged as a growing concern in Delaware, raising questions about health, accountability, and cleanup. So, what are PFAS? And why do they matter? PFAS—short for per- and polyfluoroalkyl substances—are a class of human-made chemicals used in products like nonstick cookware, waterproof clothing, and …

