The invention refers to the many ways of integrating and joining the processes for treating ore and silicate concentrates of zinc with the product of the sulphide roaster in the zinc industry. Thereby, a consumer can put an article in the second receiving space to check whether the volume of the product packed meets what he wants. In addition, the apparatus may include a conductive pattern. The energy management application calculates the compromise operating point in the energy space to match the displayed compromise operating point. The switching component may disable other processing temporarily.