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</html><description>Radon ist ein Erdgas, das bei der radioaktiven Zersetzung von Uran in Wasser, Boden und Gestein entsteht. Im Freien ist es in minimalen Konzentrationen vorhanden, kann sich jedoch in schlecht bel&#xFC;fteten Bereichen wie Bergwerken und H&#xE4;usern in gro&#xDF;en Mengen ansammeln, was das Risiko erh&#xF6;ht, an Lungenkrebs zu erkranken. Dar&#xFC;ber hinaus verf&#xFC;gt es &#xFC;ber einzigartige Funktionen ... Mehr lesen</description></oembed>
