Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
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Castor oil is used as a lubricant in jet planes.
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Energy is being wasted if a toaster is left plugged in after use.
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The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
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The IRS processes more than 2 billion pieces of paper each year.
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To have your picture taken by the very first camera you would have had to sit still for 8 hours!
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An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
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The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
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