To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
More than a billion transistors are manufactured every second.
-25
A small airplane can fly backwards.
75
The ball on top of a flagpole is called a 'truck'.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The average car produces a pound of pollution every 25 miles!
18