Sony researchers have developed a refrigerator that only opens when you smile.
9
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Energy is being wasted if a toaster is left plugged in after use.
21
The life boat was patented in 1845!
29
The average car produces a pound of pollution every 25 miles!
18
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
The ball on top of a flagpole is called a 'truck'.
24

