Freezer

 units are used in households and in industry and commerce. Most freezers operate around 0 °F (−18 °C).^{[citation needed]} Domestic freezers can be included as a separate compartment in a refrigerator, or can be a separate appliance. Domestic freezers are generally upright units resembling refrigerators, or chests resembling upright units laid on their side. Many upright modern freezers come with an ice dispenser built into their door.