perfluorooctanoic acid pfoa, perfluorooctanoate carcinogenic pollutant molecule. 3d rendering. atoms are represented as spheres.

perfluorooctanoic acid pfoa perfluorooctanoate carcinogenic pollutant molecule 3d rendering atoms are represented as spheres c8 perfluorinated carboxylic fluorine fluorosurfactant surfactant toxicant cancer persistent organic environment ptfe organofluorine blood serum plasma fluorotelomer toxicology atomic model molecular compound composition chemical chemistry science scientific conventional color coding hydrogen white carbon grey oxygen red light green