A terminal unit includes a battery terminal mounted at the leading end of a wiring harness, and a holder mounted on the wiring harness at a position distanced from the battery terminal. By further comprising a crosslinking agent in the polymerizable composition, obtaining a crosslinkable resin by carrying out bulk polymerization, and crosslinking the crosslinkable resin to obtain a molded article and a crosslinked resin composite having excellent characteristics such as electric insulation, adhesion, mechanical strength, heat resistance, dielectric properties and the like. Another involves using digital watermarking with ID cards and credentials, such as a watermarked driver’s license conveying a user’s cryptographic PKI. At least one tine assembly is mounted to the axle for rotation about a tine axis extending longitudinally through the axle.