Description
Accelerates Coal Gathering
Coal Mining V
Requirements
| Level | Prerequisites | Research Cost | Time | Bonus | Power |
|---|---|---|---|---|---|
| 1 |
Research Center 30 Iron Output V 1 |
 1 600 000  1 600 000  330 000  83 000  48 000 |
2d 00:36:40 |
Coal Gathering Speed: 16.00% |
2000 |
| 2 |
Research Center 30 |
2 300 000 2 300 000 460 000 110 000 67 000 |
3d 00:55:00 |
Coal Gathering Speed: 16.00% |
2000 |
| 3 |
Research Center 30 |
4 900 000 4 900 000 990 000 240 000 140 000 |
8d 02:26:40 |
Coal Gathering Speed: 21.50% |
2687 |
