Sony researchers have developed a refrigerator that only opens when you smile.
9
A small airplane can fly backwards.
75
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Car airbags kill 1 person for every 22 lives that they save.
80
About 39,000 gallons of water are used to produce the average car!
14
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
Originally, BMW was an airplane engine manufacturer.
69