Whale oil was used in automobile transmissions as late as 1973.
56
Castor oil is used as a lubricant in jet planes.
-5
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
The ball on top of a flagpole is called a 'truck'.
24
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
There are only 14 blimps in the world.
69