The Pros Of Air Conditioning Basically when one hears about air conditioning, it always boils down to being all about cooling down a certain room temperature, making it cold for everyone inside that certain room. Technically, air conditioning is not just all about cooling itself, it also involves other processes that can manipulate a certain room’s temperature, which would then include ventilation and heating of the room. In terms of construction, is is basically called HVAC. The first air conditioning unit was used as early as the 1900s, specifically in a certain stock exchange building, to control the place’s temperature. After that, the very first electrically-run air conditioning unit was then made, installed, and used at a certain printing plant in the late 1900s. The air conditioning unit was technically used for not only cooling the air but controlling the humidity as well. Since a lot of manufacturing facilities back then were suffering from too much heat and humidity, making their workers less productive, these air conditioning units were solutions as to solve the problem on these manufacturing sites. Since the 1950s, private civilians have already used these air conditioning units in their homes and automobiles as well so as to have more convenience with the way they lived.
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An air conditioning unit basically has this system called a refrigerant which allows the temperature of a certain room less hotter. Some harmful substances found in the refrigerants of early air conditioning units were used to manipulate the temperature in the room to make it cooler, and these substances are namely, methyl chloride and ammonia. These harmful chemicals were eventually replaced by another better one which was then so called freon.
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Since safety has been something that has been considered important, they made freon safe for human beings. But unfortunately, freon can be very harmful for the environment. Apparently, if freon is spread out to the environment, it releases as well this chlorofluorocarbon gas that can be very harmful and can cause the thinning of the ozone layer, making the earth’s surface hotter and hotter as it thins down. A lot of air conditioning units still use the same type of gas even up until today, to help manipulate the temperature of the air, causing it to become cooler and more refreshing. It has been said and believed that environmentalists and nature lovers alike will have to wait until a certain time that these gases will no longer be used and replaced with another more nature-friendly ones. There are a number of refrigeration cycles that an air conditioning unit will have to go through to manipulate the temperature of the air. The first type of refrigeration process technically uses a heat pump that can drive out hot air from the room and gets out cooler air through a compressor found in the air conditioning unit. The second type basically involves the mere pumping of a refrigerant.