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</html><description>In zijn natuurlijke staat is thallium een zacht, blauwachtig wit metaal dat in kleine porties in de aardkorst wordt verspreid. Het kan alleen worden gevonden of gecombineerd met andere metalen in legeringen. Bovendien combineert het met chloor, jodium, fluor en broom om kleurloze zouten te vormen. Leer meer over de opwindende functies en moderne toepassingen. ... Lees verder</description></oembed>
