Coal Mine

Coal Mine is one of the Buildings in Frostpunk.

Acquisition
Coal Mine is available after finishing research Coal Mining (Technology), then it can be built from Resources tab.

Description
Produce 240 Coal/10h

Allows us to build Coal Mines and employ people there who will extract Coal from underground deposits.

Abilities

 * Change the Shift Length
 * Heater
 * Emergency Shift
 * Foreman

Upgrades

 * Build Steam Coal Mine: +360 Coal/10h
 * Build Advanced Coal Mine: +300 Coal/10h
 * Research Coal Mining Optimisation (Technology): +10% efficiency
 * Research Coal Mining Rationalisation (Technology): +10% efficiency