The life boat was patented in 1845!
29
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The United States produces enough plastic film annually to cover the entire state of Texas.
13
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
The ball on top of a flagpole is called a 'truck'.
24