3d rendering of perfluorooctanoic acid (pfoa) in the white background

chemical chemistry organic packaging pollution contamination scattered acid water paper climate change molecule three dimensional group objects pharmaceutical compounding poisonous toxic waste coating outer layer soil sample textile polytetrafluoroethylene healthcare medicine replacement perfluorooctanoic c8f15cooh persistent pops phase-out fluorinated chain foams carboxylic regulation regulations emerging environmental hydrophobic exposure effects health risks advisories pfoa pfos nonstick fluorocarbon pollutants fire-fighting stain-resistant molecules teflon toxicity compounds coatings contaminants substitutes rendering fabrics