Abstract: A machine tool apparatus includes at least one housing unit, which has a cooling air inlet section and a cooling air outlet section. The cooling air outlet section is arranged offset from the cooling air inlet section as viewed in the direction of a main extension axis of the housing unit. The machine tool apparatus further includes a connecting unit for fluidly connecting the cooling air inlet section with a fluid unit on the outside of the housing unit.

Abstract: The invention relates to a domestic cooling appliance (1) having at least an interior (4), which is delimited by the walls of an inner container (3) and configured to receive food, and with a shelf (9), which is arranged in the interior (4), and with a food receiving unit, which is attached to the shelf (9) by means of a retaining device (15), wherein the retaining device (15) is size adjustable and in a first size adjustment configured to receive a first food receiving unit (14) having a first size and in a second size adjustment configured to receive a second food receiving unit (16) having a second size, which is different from the first size.