PFAS are synthetic chemicals widely used in products such as non-stick cookware and waterproof clothing due to their water and grease-resistant properties. However, their persistence in the environment has led to widespread contamination and significant health concerns, including links to cancer and immune system disorders. PFAS are synthetic chemicals widely used in products such as non-stick cookware and waterproof clothing due to their water and grease-resistant properties. However, their persistence in the environment has led to widespread contamination and significant health concerns, including links to cancer and immune system disorders. Environment Phys.org – latest science and technology news stories