A process for selectively grinding dual-density processed food in a single unit operation in a short-duration manner. Two images or arrays of the values representative of the intensities of the X-rays at two energy levels are produced. A pressure receiver receives pressure applied to the first nip member from the second nip member. The invention further relates to an occupant restraint system comprising such airbag package and to a method of manufacturing an airbag package. First, the caller creates the device picker.