2019-6-20 · A perfluorinated compound (PFC) per- or polyfluoroalkyl chemical is an organofluorine compound containing only carbon-fluorine bonds (no C-H bonds) and C-C bonds but also other heteroatoms. PFCs, also known as perfluorinated chemicals, have properties that represent a blend of fluorocarbons (containing only C-F and C-C bonds) and the parent functionalized organic species.