6 NON-FERROUS METAL POWDERS AND METAL FOILS, NAMELY, FOILS USED TO FORM ELECTRICAL CIRCUITS, METAL POWDERS USED TO FORM PAINTS FOR PRINTING PURPOSES, POWDER METALLURGY, POWDERS USED TO PAINT ELECTRODES OF ELECTRONIC PARTS, METAL POWDERS USED IN PRINTING INK AND TO FORM COMPOUND ELEMENTS IN PAINTS, AND METAL POWDERS USED TO HARD-FACE METALLIC PARTS USED IN DEVICES EMPLOYING ARC PLASMAS AND THE LIKE