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Time span of Refrigerator
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Wooden Ice box
The first refrigerator. It is made of wood and is quit simple. Ice is stored in the box with food to keep it cold. It was called The Ice Box. It was insulated by cork or other good insulators. APA Citation: Www.wakefield.gov.uk: Wooden fridge made by Boulton and Paul. (n.d.).Www.wakefield.gov.uk: Wooden Fridge Made by Boulton and Paul. Retrieved October 1, 2012, from http://www.wakefield.gov.uk/CultureAndLeisure/Castlesandmuseums/highlights/starobjects/Wooden_fridge.htm Kayne, R., & Foster, N -
Metal Ice box
One of the metal ice boxes. Metal ice boxes were used for a number of things that the wooden ones could not do. For instance, they were used for things such as ice cream carts, and could be more portable. They were often galvanized to prevent rust. Metal ice boxes were also used for the ice man, who would go house to house delivering ice. APA Citation: Rich, A. (n.d.). Cooler Materials. Ezine Articles. Retrieved October 1, 2, from http://ezinearticles.com/?Cooler-Materials---Which-One-Is-Numb -
double door fridges
Two refrigerators from the 50s. These refrigerators used a gas Known as Freon. Freon was the main chemical that allowed the refrigerator to keep the produce inside cold for longer period of time. APA Citation:Refrigeration History. (n.d.). History. Retrieved October 2, 2012, from http://www.rogersrefrig.com/history.html -
CFC Refrigerators
A slightly more modern refrigerator. They used chlorofluorocarbon (CFC) as a refrigerant. This substance is a ozone-depleting substance. They also are powerful green house gasses that contribute to climate change. Iwas a serious problen if there was a leak. APA Citation: Safe Disposal of Refrigerated Household Appliances: Frequently Asked Questions (FAQ) | Ozone Layer Protection - Regulatory Programs | US EPA. (n.d.). EPA. Retrieved October 2, 2012, from http://www.epa.gov/ozone/title6/608/di -
Most Modern refrigerator
A video describing how a modern refridgerator worksA modern refrigerator. They do not use CFC instead they use tetrafluoroethane or HFC. HFC does not destroy the environment like CFC or any other gas like it. The modern refrigerator absorbs the heat from the food, leaving them cold, much like other refrigerators earlier. These can have water and ice dispensers :D APA Citation:How Does A Refrigerator Work? (n.d.). How Does A Refr
