The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Castor oil is used as a lubricant in jet planes.
-5
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Sony researchers have developed a refrigerator that only opens when you smile.
9
The cigarette lighter was invented before the match.
210
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
A toaster uses almost half as much energy as a full-sized oven.
33