Kleenex tissues were originally used as filters in gas masks.
46
The ball on top of a flagpole is called a 'truck'.
24
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Jumbo jets use 4,000 gallons of fuel to take off.
19
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
Originally, Nintendo was a playing card manufacturer.
70
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
