Sony researchers have developed a refrigerator that only opens when you smile.
9
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
Kleenex tissues were originally used as filters in gas masks.
46
The average car produces a pound of pollution every 25 miles!
18
The IRS processes more than 2 billion pieces of paper each year.
28
The life boat was patented in 1845!
29
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Jumbo jets use 4,000 gallons of fuel to take off.
19