Kleenex tissues were originally used as filters in gas masks.
46
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
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
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
The cigarette lighter was invented before the match.
210
The IRS processes more than 2 billion pieces of paper each year.
28
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5