Boric acid has been found to provide anticorrosion properties when incorporated into silver nanowire containing films. This reinforcing card has, at least two tabs to retain the wads of paper, placed between the wads of paper, orientated towards the upper area, respectively inclined towards the front and rear walls of the package, and hinged on both fold lines coinciding with a longitudinal X-X axis, parallel to the wads of paper and the slots for the extraction of the sheets of paper. The air under pressure passes through radiator and fills accumulation tank waiting to be used, while the oil deposited at the bottom of the separator, is picked up by conduit and passes through radiator to be brought again to compressor. The phalangeal insert member comprises an enlarged proximal end portion and an elongate shaft portion. The method also includes flooding both outside and inside of the strip with a coolant while the weld seam is being formed, and continuing to immerse the welded strip for a sufficient time after the weld seam is formed to prevent the formation of untempered martensite. The power source includes an internal combustion engine.