The History Of The Refrigerator Essay - PHDessay.com.
A refrigerator is a machine for keeping things cold. It is sometimes called a fridge or an icebox.It is normally maintained at 4-5 degree Celsius for household use. People put food and drinks in it, to keep those items cold or good for a longer time.A refrigerator has a heat pump.It takes heat away from the air inside the fridge. The heat gets added to the air outside.
History of the Refrigerator Back in time a long time ago, around 500 B.C. the Egyptians and Indians made ice on cold nights by setting water out in earthenware pots and keeping the pots wet. In the 18th century England, servants collected ice in the winter and put it into icehouses, where the sheets of ice were packed in salt, wrapped in strips of flannel and stored underground to keep them.
Methods for preserving food by cooling have been around for thousands of years, but the modern refrigerator is a recent invention.
Invention of the Refrigerator. There were more than a few inventors that filed patents for the invention of the refrigerator. In fact, by the year 1880 there were over 3000 patents for refrigerators. People used boxes filled with ice (iceboxes) to keep their food cool and keep it from spoiling. Iceboxes were lined with metal and insulated with straw, sawdust or cork. Blocks of ice were stored.
A refrigerator (colloquially fridge) consists of a thermally insulated compartment and a heat pump (mechanical, electronic or chemical) that transfers heat from the inside of the fridge to its external environment so that the inside of the fridge is cooled to a temperature below the room temperature. Refrigeration is an essential food storage technique in developed countries.
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Fact 17: Who invented the Refrigerator? The invention of the commercial Refrigerator eventually led to the development of the domestic Refrigerator. In 1913, Fred Wolf developed the first domestic refrigerator which was an ice box and a mechanical unit. Fact 18: Who invented the Refrigerator? In 1914 Nathaniel Wales developed a more practical refrigerator with an electrical system evolved into.