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about.comH.V.A.C timeline
In Scotland, William Cullen created the concept of mechanical & chemical refrigeration. This is done with a process called compression. That is when a liquid is quickly vaporized the quickly expanding vapor requires kinetic energy. Then draws the energy needed from the direct area & it loses energy so it gets colder. -
William Cullen was the first man to create the first known attempt of vapor comptesstion. This is how he created the first cooled water system. He did this by drawing a vacuum over his first invention of the mechanical refrigerator.
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H.V.A.C timelne
A man named, Thomas Moore created a box-within-a-box he called it the refrigerator. He created this for the pourpose of preserving food.
