Topics: HVAC, Air conditioner, Air conditioning Pages: 2 (438 words) Published: March 22, 2013
English 2Angelique Carter
Argumentative Essay3/22/13

The Coolest Invention

Are you tired of being hot? Well, air conditioners are your friend. In 1902, the first modern electrical air condition was invented by Willis Haviland Carrier. The reason for it was to solve some problems a printer was having with papers in the summer (“Title” 1). Air conditioners and refrigerators worked the same way. Instead of cooling just the small, insulated space inside of a refrigerator, an air conditioner cools a room, whole house, and/or entire business. Air conditioners use chemicals that easily convert gas to a liquid and back again. Extreme heat has a clear negative impact on the intellect and on physical activity and the use of air conditioning can go some way to rectifying this. It improves comfort levels at work and at leisure. It improves job performance. It can result in increased physical and intellectual activity. Air conditioners changed the world positively because before then, there were only two ways to stay cool in hot weather. One was to migrate toward the sea or the mountains. The other was to raise the rate of the evaporation of sweat by increasing air circulation across the skin. The hand fan is at least 5,000 years old. Air conditioning can be good for your health for these reasons. First, It keeps the air dry, prevents bacterial and virus growth. This is what hospitals do. Secondly, It can have a pollen filter installed, cutting down on allergies (change the filter frequently). Finally, It can keep the temperatures moderate, thus not making people Air conditioning can be bad for health. Also, if the ducts are not kept clean, such as mold growing in them, or too much dust. Furnaces, should be professionally cleaned once a year by a furnace expert. Car air conditioning follows most of the same principles, regarding comfort, safety of driving and mold. They should be used once or twice a month year round, just to keep the airflow...
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