Niobium
| Typical Uses | High temperature alloys; Aerospace; Nuclear; Superconductors; |
| In the UE Critical list? | Yes |
| In the US Critical list? | No |
| Embodied Energy, Primary Production | 1760 – 1940 MJ/kg |
| Recycle? | Yes |
| Typical Uses | High temperature alloys; Aerospace; Nuclear; Superconductors; |
| In the UE Critical list? | Yes |
| In the US Critical list? | No |
| Embodied Energy, Primary Production | 1760 – 1940 MJ/kg |
| Recycle? | Yes |