A tool-clamping device for a forming tool, in particular a bending punch or bending die, on a compression beam, in particular an edging press, comprising a tool adapter attached to the compression beam and designed to releasably hold the forming tool. The opposite end of the body is cooled in a water bath which can couple an ultrasonic test head to the body. The co-blowing agent is either a physical co-blowing agent, water or any combination thereof), or a chemical co-blowing agent, or combinations thereof The thermoplastic polymer foam can be an alkenyl aromatic polymer foam, e. The light component on short wavelength side is inputted as a backward pumping light. Each grouping is then displayed on a specific, separate display for dissemination to the audience based on the determined organizational framework.