The cigarette lighter was invented before the match.
210
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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Mico headphones read your brainwaves and select music based on your state of mind.
7
A small airplane can fly backwards.
75
Car airbags kill 1 person for every 22 lives that they save.
80
Attics were invented in Attica.
43