Sony researchers have developed a refrigerator that only opens when you smile.
9
Car airbags kill 1 person for every 22 lives that they save.
80
Whale oil was used in automobile transmissions as late as 1973.
56
The life boat was patented in 1845!
29
Jumbo jets use 4,000 gallons of fuel to take off.
19
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144