A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
There are only 14 blimps in the world.
69
Whale oil was used in automobile transmissions as late as 1973.
56
The ball on top of a flagpole is called a 'truck'.
24
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2