Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
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
The first alarm clock could only ring at 4 a.m.
120
Kleenex tissues were originally used as filters in gas masks.
46
The ball on top of a flagpole is called a 'truck'.
24