INDUSTRY|chemistry|chemical element
- rointginiam Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- unununium | roentgenium
- en
- Definition chemical element with atomic number 111 Reference "International Union of Pure and Applied Chemistry (IUPAC) - Periodic Table of the Elements: http://www.iupac.org/reports/periodic_table/index.html#names (7/11/2007)"
- roentgenium | unununium
- fr
- Definition élément chimique, de symbole Rg et de numéro atomique 111 Reference "http://fr.wikipedia.org/wiki/Roentgenium"