Empire Earth - Technologies


Education - Research at University


Oil Lamp

Effect: +1 Building LOS
Epoch: 3
Cost: 50 Iron, 100 Wood
Research Time: 25 Seconds
Hotkey: B

Prerequisite of:

Bulls-Eye Lantern

Effect: +1 Building LOS
Epoch: 6
Cost: 75 Iron, 100 Wood
Research Time: 25 Seconds
Hotkey: B

Prerequisite of:

Gas Lamp

Effect: +1 Building LOS
Epoch: 9
Cost: 100 Iron, 150 Wood
Research Time: 25 Seconds
Hotkey: B



Philosophy

Effect: +1 University Range
Epoch: 4
Cost: 25 Iron, 125 Wood
Research Time: 40 Seconds
Hotkey: R

Prerequisite of:

Law School

Effect: +1 University Range
Epoch: 6
Cost: 50 Iron, 150 Wood
Research Time: 40 Seconds
Hotkey: R

Prerequisite of:

Scientific Method

Effect: +1 University Range
Epoch: 8
Cost: 75 Iron, 175 Wood
Research Time: 40 Seconds
Hotkey: R

Prerequisite of:

Civil Liberties

Effect: +1 University Range
Epoch: 10
Cost: 100 Iron, 200 Wood
Research Time: 40 Seconds
Hotkey: R

Prerequisite of:

Digital Library

Effect: +1 University Range
Epoch: 13
Cost: 125 Iron, 200 Wood
Research Time: 40 Seconds
Hotkey: R



Pulley

Effect: +50% Building HPs
Epoch: 4
Cost: 200 Stone, 300 Wood
Research Time: 40 Seconds
Hotkey: F

Prerequisite of:

Strengthened Concrete

Effect: +33% Building HPs
Epoch: 8
Cost: 225 Stone, 325 Wood
Research Time: 40 Seconds
Hotkey: F

Prerequisite of:

Building Codes

Effect: +25% Building HPs
Epoch: 12
Cost: 250 Stone, 350 Wood
Research Time: 40 Seconds
Hotkey: F



Commercial Law

Effect: -50% Tribute Cost
Epoch: 5
Cost: 100 Iron, 100 Wood
Research Time: 25 Seconds
Hotkey: T



Cofferdam

Effect: +100% Dock Repair Rate
Epoch: 5
Cost: 50 Gold, 100 Wood
Research Time: 25 Seconds
Hotkey: S

Prerequisite of:

Dry Dock

Effect: +150% Dock Repair Rate
Epoch: 8
Cost: 75 Gold, 100 Wood
Research Time: 25 Seconds
Hotkey: S

Prerequisite of:

Scuba Repairs

Effect: +80% Dock/Naval Yard Repair Rate
Epoch: 11
Cost: 100 Iron, 250 Wood
Research Time: 25 Seconds
Hotkey: S

Prerequisite of:

Zero-G Engineer (AoC)

Effect: +15% Space Dock Repair Rate
Epoch: 15
Cost: 200 Gold, 125 Iron
Research Time: 25 Seconds
Hotkey: S

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