There are only 14 blimps in the world.
69
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
A small airplane can fly backwards.
75
Whale oil was used in automobile transmissions as late as 1973.
56
The cigarette lighter was invented before the match.
210
The ball on top of a flagpole is called a 'truck'.
24
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The average car produces a pound of pollution every 25 miles!
18