Car airbags kill 1 person for every 22 lives that they save.
80
Kleenex tissues were originally used as filters in gas masks.
46
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The first alarm clock could only ring at 4 a.m.
120
The life boat was patented in 1845!
29
Sony researchers have developed a refrigerator that only opens when you smile.
9