It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Jumbo jets use 4,000 gallons of fuel to take off.
19
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Kleenex tissues were originally used as filters in gas masks.
46
The ball on top of a flagpole is called a 'truck'.
24
Whale oil was used in automobile transmissions as late as 1973.
56
The first alarm clock could only ring at 4 a.m.
120