The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
There are only 14 blimps in the world.
69
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
A small airplane can fly backwards.
75
Car airbags kill 1 person for every 22 lives that they save.
80
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250