First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
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
Energy is being wasted if a toaster is left plugged in after use.
21
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41