Kleenex tissues were originally used as filters in gas masks.
46
The average car produces a pound of pollution every 25 miles!
18
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Originally, BMW was an airplane engine manufacturer.
69
Jumbo jets use 4,000 gallons of fuel to take off.
19
Castor oil is used as a lubricant in jet planes.
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