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</html><description>Strontium is een van de metalen die in zijn natuurlijke staat in de laagste verhoudingen op aarde voorkomen. Het is gebruikelijker om het te verkrijgen als verbindingen die in poedervorm worden aangetroffen in rotsen, water, grond en zelfs in de lucht. Ontdek enkele van de interessante toepassingen en de rol die het speelt in het ... Lees verder</description></oembed>
