Castor oil is used as a lubricant in jet planes.
-5
A toaster uses almost half as much energy as a full-sized oven.
33
Attics were invented in Attica.
43
Google founders Sergey Brin and Larry Page have expressed their desire to see the search engine become artificial intelligence itself. To achieve that goal, they created the highly-protected “X lab.”
-7
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
About 39,000 gallons of water are used to produce the average car!
14
Jumbo jets use 4,000 gallons of fuel to take off.
19