Originally, BMW was an airplane engine manufacturer.
69
Whale oil was used in automobile transmissions as late as 1973.
56
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
Sony researchers have developed a refrigerator that only opens when you smile.
9
Energy is being wasted if a toaster is left plugged in after use.
21
There are only 14 blimps in the world.
69