Refrigerators and freezers are appliances used to store perishable goods at optimal temperatures, providing reliable and efficient cooling and freezing. They are used in applications such as residential homes, commercial kitchens, and food storage facilities, ensuring food safety and preservation. Refrigerators and freezers offer features such as adjustable temperature controls, energy efficiency, and various configurations (upright, chest, side-by-side), making them essential for maintaining food quality and reducing waste. Their ability to provide reliable cooling and freezing makes them valuable for optimizing food storage and ensuring product safety.