Type: Mine
Purpose: Increase gas production
Upgrade: Increases gas mining speed
A high-voltage energy field is used to break molecular electron bonds of the oxygenated gas resulting in a higher yield in gas mining methods. Each building level increases the efficiency of all gas mines in a city.
required buildings
Command Center at level 16Gas Mine at level 12
building cost at level
level |  |  |  |  |
1 | 40.0 K | 54.6 K | 18.2 K | 0:14:40 |
2 | 72.9 K | 99.4 K | 33.1 K | 0:20:50 |
3 | 132.6 K | 180.9 K | 60.3 K | 0:29:35 |
4 | 241.4 K | 329.2 K | 109.7 K | 0:42:00 |