Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The cigarette lighter was invented before the match.
210
The United States produces enough plastic film annually to cover the entire state of Texas.
13
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
