electricity
2007-10-18 21:41:51
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answer #1
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answered by bigDcowgirl 7
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Rotating Mechanisms, aka the wheel. Everything has them in it, cars, computers, any sort of motor, power generation, and transportation vehicles. If we didn't have rotating mechanisms, we would still be struggling to drag that carcass for dinner.
2007-10-19 04:44:26
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answer #2
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answered by Anonymous
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Fast food restaurant drive throughs.
2007-10-19 04:44:44
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answer #3
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answered by nytebreid 7
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Dishwashing machines.
2007-10-19 04:46:59
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answer #4
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answered by ♆Şрhĩņxy - Lost In Time. 7
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the invention of tools
discovery of fire
invention of the wheel
clothes
2007-10-19 05:11:05
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answer #5
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answered by Smokin Gun! 4
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pics of weird looking old guys
2007-10-19 04:43:33
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answer #6
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answered by Anonymous
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the remote for my tv....
2007-10-19 04:57:25
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answer #7
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answered by Anonymous
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Fire
2007-10-19 05:04:40
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answer #8
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answered by Anonymous
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