Refrigeration
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Refrigeration is the artificial cooling of a space, substance, or system to lower and/or maintain its temperature below the ambient temperature. Early refrigeration uses consumable coolants such as ic
Commercial refrigeration
Ice harvesting in Massachusetts, 1852, showing the railroad line in the background, used to transport the ice.
William Cullen, the first to conduct experiments into artificial refrigeration.
Ferdinand Carré's ice-making device
Refrigerator
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A refrigerator, commonly shortened to fridge, is a commercial and home appliance consisting of a thermally insulated compartment and a heat pump that transfers heat from its inside to its external env
Refrigeration
…but it can also be driven by heat pump, magnetism, electricity, laser cooling, or other means. Refrigeration has many applications, including household refrigerators, industrial freezers, cryogenics, and cool store air conditioning. Heat pumps may make use of the heat output of the refrigeration process (such as for…
Exterior of a modern fridge with freezer
Food in a refrigerator with its door open
Linde's 1895 patent for the refrigeration cycle