pfas text - dangerous perfluoroalkyl and polyfluoroalkyl substances used in products and materials

single word message text concept concepts pfas pfass pollutants pollution polyfluoroalkyl pfoa pfos contamination organofluorine chemicals attention environmental damage issues illness carcinogen water repellent chemical danger warning synthetic cancer toxic waterproof impermeable waterresistant rainproof compounds fluorinated substances fluorine organic environment health exposure risk dangerous products fluorochemicals carcinogenic biochemistry pollutant microbiology chemistry hazard perfluoroalkyl used materials their enhanced water- water-resistant properties