Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There are only 14 blimps in the world.
69
The first alarm clock could only ring at 4 a.m.
120
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41