A microwave oven with an electric device is provided in which the microwave oven includes an electric device control button and a control unit. The method and system provide for a raw-granulate fraction being produced during the sorting of the shredder light fraction and the shredder heavy fraction in preliminary processes and a main process, by separating out at least one ferromagnetic fraction, a nonferrous-metal fraction, a fiber fraction, and a sand fraction, and the raw-granulate fraction being split up in a refining process. Moreover, the tokenized string includes one or more tags, each tag logically representing an extendible column to associate with the record.