Thomas Midgley, Jr


Kredit:
http://science.kukuchew.com/2008/10/21/thomas-midgley-jr/
Shortlink:
https://www.dkwiki.dk/b/4775b
kilde:
Wikimedia Commons
størrelse:
390 x 486 Pixel (26546 Bytes)
beskrivelse:
en:Thomas Midgley, Jr. was an American mechanical engineer and chemist.
Licens:
Public domain

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