An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
More than a billion transistors are manufactured every second.
-25
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
Kleenex tissues were originally used as filters in gas masks.
46
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16