There are only 14 blimps in the world.
69
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Any modern jet is capable of breaking the sound barrier.
34
Castor oil is used as a lubricant in jet planes.
-5
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
About 39,000 gallons of water are used to produce the average car!
14
The IRS processes more than 2 billion pieces of paper each year.
28