Sony researchers have developed a refrigerator that only opens when you smile.
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Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Energy is being wasted if a toaster is left plugged in after use.
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The life boat was patented in 1845!
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The average car produces a pound of pollution every 25 miles!
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The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
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The ball on top of a flagpole is called a 'truck'.
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