Sony researchers have developed a refrigerator that only opens when you smile.
9
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
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The ball on top of a flagpole is called a 'truck'.
24
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2

