Oil Refinery
The oil field — an energy hub that refines crude into military fuel. It covers all the fuel needs of air, naval and armored units. Each level raises hourly oil output (2.4K oil/hr at Lv 20).
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The oil field — an energy hub that refines crude into military fuel. It covers all the fuel needs of air, naval and armored units. Each level raises hourly oil output (2.4K oil/hr at Lv 20).