The life boat was patented in 1845!
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A toaster uses almost half as much energy as a full-sized oven.
33
Any modern jet is capable of breaking the sound barrier.
34
Whale oil was used in automobile transmissions as late as 1973.
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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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