Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
There are only 14 blimps in the world.
69
Any modern jet is capable of breaking the sound barrier.
34
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
Kleenex tissues were originally used as filters in gas masks.
46
Originally, BMW was an airplane engine manufacturer.
69
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41