Castor oil is used as a lubricant in jet planes.
-5
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
The ball on top of a flagpole is called a 'truck'.
24
Whale oil was used in automobile transmissions as late as 1973.
56
The life boat was patented in 1845!
29
