First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Castor oil is used as a lubricant in jet planes.
-5
There are only 14 blimps in the world.
69
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The electric chair was invented by a dentist!
122
Jumbo jets use 4,000 gallons of fuel to take off.
19