The electric chair was invented by a dentist!
122
Mico headphones read your brainwaves and select music based on your state of mind.
7
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5
The IRS processes more than 2 billion pieces of paper each year.
28
The first alarm clock could only ring at 4 a.m.
120