of fluorinated ethylene propylene fep polymer on the background from connected macromolecules

abs atom atomic atoms background badge biology chemical chemist chemistry collection component compound concept connected copolymer education element ethylene fep fluorinated formula graphic icon illustration information isolated laboratory macromolecular macromolecules medicine model molecular molecule object organic packet polymer propylene radical research resin resistant science sign structure sunlight symbol technology teflon tetrafluoroethylen transparent vector web white