A small airplane can fly backwards.
75
The ball on top of a flagpole is called a 'truck'.
24
Castor oil is used as a lubricant in jet planes.
-5
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308



