The many refrigeration applications - A tutorial for refrigeration and air conditioning professionals
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Students learn the refrigeration and air conditioning certification may be interested in learning more about the long and colorful history cold. No longer exclusive to the rich, in-home refrigerators have come a long way since their invention. refrigeration units come in many sizes, too - and have a variety of applications.
In 1911, the richest Americans began with individual stand-alone refrigerators in their homes. units for the home have been a great comfort again at that time - before, people hadsalty foods, soak in brine, or freeze in ice houses or underground, food-borne illness, the body around the deterioration and contamination avoided.
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refrigeration technology developed as, refrigerators - and later, combined fridge freezer unit - were available, middle-class homeowners. General Electric has been a great innovator in home refrigeration units, and Kelvinator and Frigidaire models were popular, and later.
The many refrigeration applications - A tutorial for refrigeration and air conditioning professionals
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Today, less0.5 percent of Americans lack refrigerators in their homes. The cold is a wonderful addition to food preservation and prevention of foodborne diseases. It allows people to foods such as vegetables, meat and ice in their homes and keep them safe to eat long after they have purchased it.
Before that 1980 was an important component in the refrigeration cooling chemical Freon. Freon is a CFC as a refrigerant, it works. Freon is used as in-house safeAnd refrigerators that use Freon enabled home manufactured in mass production for private use.
The most important decades were the 1950 boom and Refrigeration Home 1960. In recent decades, refrigerators, and has been widely advertised devices affordable for most Americans. Many refrigerators are equipped with extra features to save time, such as automatic defrosting, which made this device even more convenient.
In the years 1970 and 1980, environmental issues a major concern, not only forPoliticians, but for the average American. Chlorofluorocarbon substances has been recognized as the best contribution to ozone depletion. By the end of 1995, Freon in the United States has banned imports, and the chemical can not be produced in this country.
Of course, these environmental requirements of new jobs for HVAC professionals have created. Trained technicians and refrigeration cooling are necessary to replace the equipment currently in use Freon as a coolant to bringRefrigeration systems in compliance with environmental laws.
The cold is not only used in homes and flats. Across America, there are huge refrigerated warehouses that store perishable goods like vegetables and meats before shipping. large trucks are cool the interior, where the perishable food is sent over long distances.
There are also many industrial uses for refrigeration. Such as oxygen gas must be cooled far below the boiling pointPoints to be liquefied. The cold is also useful for dehumidification, the cooling process due to water vapor condensation. Some steps in manufacturing processes require that the materials are processed at low temperatures, the cold is very useful in factories and plants. Cold is also used during the production of forged steel and as part of the process of hardening of metals.
Hockey and skating rinks, convention centers and officesUse cold, too. Refrigerants are used to keep the ice on a skating rink and difficult to maintain proper temperatures for ice skating. Large industrial cooling and personal mini-fridge, vending machines and coolers are used in offices and meeting centers, large and small.
That all applications of refrigeration technology have in common? You must wait until a qualified technician and repair cooling units, of course! In accordance with the air conditioning and refrigeration certification, students formedProvide a variety of interesting careers in the fields of cooling and refrigeration.
The many refrigeration applications - A tutorial for refrigeration and air conditioning professionals
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