Technically speaking, crystal glass is actually a Liquid that flows very slowly.
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The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The life boat was patented in 1845!
29
Energy is being wasted if a toaster is left plugged in after use.
21
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47