PERFLUOROALKYLPOLYETHER CHEMICALS FOR INDUSTRIAL USE, NAMELY, ELECTRONIC TESTING FLUIDS FOR USE IN THE ELECTRONIC PARTS INDUSTRY; INERT LIQUIDS FOR VAPOR PHASE REFLOW SOLDERING FOR USE IN THE ELECTRONIC PARTS INDUSTRY; WORKING FLUIDS FOR SHOCK ABSORBERS FOR USE IN THE MACHINE AND AUTOMOTIVE INDUSTRIES; SEALING FLUIDS FOR USE IN THE MACHINE INDUSTRY; AND FLUORINATED SOLVENTS FOR US IN THE CHEMICAL AND ELECTRONIC PARTS INDUSTRIES