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
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
Whale oil was used in automobile transmissions as late as 1973.
56
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60