The life boat was patented in 1845!
29
The first alarm clock could only ring at 4 a.m.
120
Any modern jet is capable of breaking the sound barrier.
34
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
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 electric chair was invented by a dentist!
122
The United States produces enough plastic film annually to cover the entire state of Texas.
13