Actinium
| Luxembourgish | Trilingual | |
|---|---|---|
| Actinium SUBST M |
EN: actinium [chemical element] FR: actinium [élément chimique] DE: Actinium [chemisches Element] |
| Luxembourgish | Trilingual | |
|---|---|---|
| Actinium SUBST M |
EN: actinium [chemical element] FR: actinium [élément chimique] DE: Actinium [chemisches Element] |