The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Kleenex tissues were originally used as filters in gas masks.
46
The average car produces a pound of pollution every 25 miles!
18
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Originally, BMW was an airplane engine manufacturer.
69
Car airbags kill 1 person for every 22 lives that they save.
80