Whale oil was used in automobile transmissions as late as 1973.
56
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
A toaster uses almost half as much energy as a full-sized oven.
33
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
Castor oil is used as a lubricant in jet planes.
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