Whale oil was used in automobile transmissions as late as 1973.
56
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A small airplane can fly backwards.
75