The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Castor oil is used as a lubricant in jet planes.
-5
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
The cigarette lighter was invented before the match.
210
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308