pfas text concept written on computer keyboard - dangerous perfluoroalkyl and polyfluoroalkyl substances

pfas pfass pfoa pfos pfna pfhxs keyboard computer desktop pc forever chemicals browsing button keypad information creativity tablet infographic education communication alphabet laptop internet business notebook message text concept concepts pollution contamination organofluorine environmental damage carcinogen water repellent chemical cancer waterproof impermeable waterresistant rainproof compounds health risk products carcinogenic chemistry hazard