Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Originally, BMW was an airplane engine manufacturer.
69
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Castor oil is used as a lubricant in jet planes.
-5