Description
Accelerates Coal Gathering
Coal Mining I
Requirements
| Level | Prerequisites | Research Cost | Time | Bonus | Power |
|---|---|---|---|---|---|
| 1 |
Research Center 7 Coal Output I 1 |
 10 000  10 000  2 000  500  600 |
00:01:34 |
Coal Gathering Speed: 16.00% |
2000 |
| 2 |
Research Center 8 |
14 000 14 000 2 800 700 840 |
00:02:21 |
Coal Gathering Speed: 16.00% |
2000 |
| 3 |
Research Center 9 |
30 000 30 000 6 000 1 500 1 800 |
00:06:18 |
Coal Gathering Speed: 21.50% |
2687 |
