Fluorocarbon solvents used for dissolution of amorphous fluorinated polymer materials for the purposes of filtration of fluoropolymer resins for use in optical polymer fibers and cables, and other high-purity applications, formation of liquid dispersions, removal and patterning of amorphous fluoropolymer materials, deposition of amorphous fluoropolymer films and layers in optical waveguides and optical sensors for gases and molecules, deposition of amorphous fluoropolymers as dielectric and insulating layers, electret materials, and semiconductor lithography mask pellicle membranes, deposition of amorphous fluoropolymer coatings and layers as UV robust protective layers, UV LED encapsulation layers, adhesive layers, antireflective coatings, water- and oil-repellent coatings, chemically resistant coatings, and mold releases, deposition of amorphous fluoropolymer membranes for mixed gas separation membranes, mixed liquid separation membranes, and hydrogen purification membranes, deposition of amorphous fluoropolymer ionomers in membrane electrode assemblies