Reference Terms
from Wikipedia, the free encyclopedia

Air conditioning

An air conditioner (AC or air-con) is an appliance or mechanism designed to extract heat from an area using a refrigeration cycle.

In construction, a complete system of heating, ventilation and air conditioning is referred to as HVAC.

Note:   The above text is excerpted from the Wikipedia article "Air conditioning", which has been released under the GNU Free Documentation License.
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October 9, 2015

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