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POTD/2013-04-23
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Picture of the day archives
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2013 April
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2013 April 22
2013 April 24
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Picture of the day
Major sources and uses of
fluorine
, a chemical element which is at the core of a
$16 billion industry
(as of 2008). Percentages indicate mass volumes on a fluorine basis.
Click for higher resolution.
Diagram:
TCO
and
Fallschirmjäger
Archive
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