Gallium
| Typical Uses | Forms a brilliant mirror when it is painted on glass; alloying element; high temperature thermometers; used for doping semiconductors; Gas converts electricity into light and is a key component of LEDs; |
| In the UE Critical list? | Yes |
| In the US Critical list? | Yes |
| Embodied Energy, Primary Production | 2920 – 3220 MJ/kg |
| Recycle? | Yes |