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
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Jumbo jets use 4,000 gallons of fuel to take off.
19