Energy is being wasted if a toaster is left plugged in after use.
21
A small airplane can fly backwards.
75
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
Kleenex tissues were originally used as filters in gas masks.
46
Jumbo jets use 4,000 gallons of fuel to take off.
19
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55