My fun and useful facts on all topics. Useful facts on animals, computers, food, history, human body, literature, metric, space, sports, time, and hundreds of other useful facts.
Monday, October 12, 2009
Btu
A Btu stands for British Thermal Unit. Air conditioners use this measurement.
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Abbreviation Facts
Presidential elections
In the United States, the president is elected every four years.
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Government Facts