At the same time, the workpiece is understood to mean the collection of scrap, its movement in order to use it later as a recyclable. The processing is about storing scrap, its sorting for further use. Alienation refers to the possibility of selling prepared raw materials to third parties. When it comes to the use of scrap, it is understood how it is used. Under the object that is necessary for it to handle metal, it is understood to mean the place where work is underway on the workpiece of scrap.