Improved Furnace
Production
- Build work
- 30,000
Allows refinement of Refined Ingot.
The quality has improved, but the processing speed is still unsatisfactory.
Requires a Fire Pal to light a flame.
Materials
| Material | Quantity |
|---|---|
 Stone | 100 |
 Cement | 30 |
 Flame Organ | 15 |
 Cryogenic Coolant | 5 |