title: "Erbium"
text: "Erbium as en cheemisk element m\u00e4 det ufk\u00f6rtang Er an det atoomnumer 68. Hat hiart tu a lantanoiden. Di n\u00f6\u00f6m komt faan det miin Ytterby uun Sweeden. J\u00fcst so \u00fcs f\u00f6r \u00fcterbium, terbium an \u00fctrium.\n\nBilen\n\nLuke uk diar\n\nFutnuuten"