Perfluoropropanesulfonic acid is a perfluoroalkyl substance (PFAS).[1] It has been found as a contaminant in groundwater in areas treated with aqueous film-forming foam fire extinguishing agents.
References:
[1].Barzen-Hanson, K.A., and Field, J.A.Discovery and implications of C2 and C3 perfluoroalkyl sulfonates in aqueous film-forming foams and groundwaterEnviron. Sci. Technol.2(4)95–99(2015).
















