Castor oil is used as a lubricant in jet planes.
-5
Whale oil was used in automobile transmissions as late as 1973.
56
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Kleenex tissues were originally used as filters in gas masks.
46
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
