Advance

Steel Mill

steel_mill_advance

An increase in the reliability of our furnaces and production process made it possible to produce Steel on an economically beneficial scale.

Requires

IndustrializationAdvancerequires

Unlocks

Steel MillBuilding

Advance tree

Requires 1

IndustrializationRevolutionsRequires

Belongs to 1

RevolutionsAge

Required by 2

RailroadRevolutionsRequires
La Strêda RumêgnaRevolutionsRequires

age = age_6_revolutions

research_cost = -0.75

unlock_building = steel_mill

requires = industrialization_advance