A refrigerator is a household or commercial appliance that is used to keep food and beverages cool and preserve them for extended periods. It typically works by removing heat from the interior, using a refrigeration cycle that involves a refrigerant, which absorbs and releases heat as it circulates through the system. Refrigerators come in various sizes and configurations, including: 1. **Top-Freezer Refrigerators**: These have a freezer compartment on top and the main refrigeration section below.
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