Castor oil is used as a lubricant in jet planes.
-5
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The first alarm clock could only ring at 4 a.m.
120
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Mico headphones read your brainwaves and select music based on your state of mind.
7