Castor oil is used as a lubricant in jet planes.
-5
Originally, BMW was an airplane engine manufacturer.
69
A toaster uses almost half as much energy as a full-sized oven.
33
Any modern jet is capable of breaking the sound barrier.
34
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12

