stop dangerous pfas per-and polyfluoroalkyl substances concept

font brand advertising text cartoon poster presentation illustration line banner diagram logo label design art person document clothing number pattern pfass pfas caution safety sign icon road stop concept concepts pollutants pollution polyfluoroalkyl pfoa pfos contamination organofluorine chemicals environmental damage issues carcinogen water repellent chemical danger warning synthetic cancer toxic waterproof impermeable water-resistant rainproof compounds fluorinated substances fluorine organic environment health exposure risk dangerous products fluorochemicals carcinogenic biochemistry pollutant microbiology chemistry per- used materials their enhanced properties per-