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
About 39,000 gallons of water are used to produce the average car!
14
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
A toaster uses almost half as much energy as a full-sized oven.
33
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12