An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The cigarette lighter was invented before the match.
210
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Car airbags kill 1 person for every 22 lives that they save.
80