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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.

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 29, 2024

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The new mammal lived in Colorado 70 to 75 million years ago -- a time when a vast inland sea covered large portions of the state, and animals like sharks, turtles and giant crocodiles ...
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