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| About proxies - podcast with Oliver Strimpel and Isabel Montañez | Old chemistry - hints for beginners in amateur chemistry |
| Flashcards - screenshots fra YouTube videoer |
Videolinks - nogle gode online videoer |
Principles of Chemical Science - fantastisk forelæsningsrække fra MIT
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Secrets in stone - prisbelønnet film fra USGS om "plate techtonics" |
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