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
Castor oil is used as a lubricant in jet planes.
-5
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
There are only 14 blimps in the world.
69