Castor oil is used as a lubricant in jet planes.
-5
Attics were invented in Attica.
43
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
There are only 14 blimps in the world.
69
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
The IRS processes more than 2 billion pieces of paper each year.
28
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The first alarm clock could only ring at 4 a.m.
120