Industry

All 43 Industry research technologies from HOI4 v1.19 — real costs, years, prerequisites and unlocks mined from the game files.

Industry technologies (43 entries)
Tech	Cost	Year	Prerequisites	Leads to	Unlocks	Effects
`Basic Machine Tools` basic_machine_tools	1.5	1936	—	Improved Machine Tools, Concentrated Industry I, Dispersed Industry I	—	Production Factory Max Efficiency Factor +0.1 Equipment Conversion Speed +0.2
`Construction I` construction1	2	1936	—	Construction II, Excavation I	—	Production Speed Buildings Factor +0.1 Industry Repair Factor +0.1
`Fuel Storage` fuel_silos	1	1936	—	Synthetic Oil Experiments, Fuel Refining I	Buildings: `fuel_silo` (level 3)	—
`Excavation I` excavation1	2	undefined	Construction I	—	—	Local Resources Factor +0.1 Local Resources Coal Factor +0.05
`Construction II` construction2	2	1937	Construction I	Construction III, Excavation II	—	Production Speed Buildings Factor +0.1 Industry Repair Factor +0.1
`Synthetic Oil Experiments` synth_oil_experiments Has a scripted effect on completion.	3	1936	Fuel Storage	Oil Processing, Rubber Processing	Buildings: `synthetic_refinery` (level 3)	—
`Excavation II` excavation2	2	1937	Construction II	—	—	Local Resources Factor +0.1 Local Resources Coal Factor +0.05
`Fuel Refining I` fuel_refining	3	1936	Fuel Storage	Fuel Refining II	—	Fuel Gain Factor +0.2 Fuel Gain Factor From States +0.1
`Concentrated Industry I` concentrated_industry	2	undefined	Basic Machine Tools XOR Dispersed Industry I	Concentrated Industry II	—	Industrial Capacity Factory +0.15 Industrial Capacity Dockyard +0.1 Global Building Slots Factor +0.2
`Dispersed Industry I` dispersed_industry	2	undefined	Basic Machine Tools XOR Concentrated Industry I	Dispersed Industry II	—	Industrial Capacity Factory +0.1 Industrial Capacity Dockyard +0.1 Line Change Production Efficiency Factor +0.1 Production Factory Start Efficiency Factor +0.05 Industry Air Damage Factor -0.15 Global Building Slots Factor +0.2
`Oil Processing` oil_processing	1.5	1937	Synthetic Oil Experiments	Improved Oil Processing	—	Fuel Gain Factor From States +0.5
`Construction III` construction3	2	1939	Construction II	Construction IV, Excavation III	—	Production Speed Buildings Factor +0.1 Industry Repair Factor +0.1
`Improved Machine Tools` improved_machine_tools	1.5	1937	Basic Machine Tools	Advanced Machine Tools, Pulverized Coal-Firing Boilers	—	Production Factory Max Efficiency Factor +0.1 Equipment Conversion Speed +0.2
`Rubber Processing` rubber_processing Has a scripted effect on completion.	1.5	1937	Synthetic Oil Experiments	Improved Rubber Processing	—	—
`Excavation III` excavation3	2	1939	Construction III	—	—	Local Resources Factor +0.1 Local Resources Coal Factor +0.05
`Pulverized Coal-Firing Boilers` improved_equipment_conversion	2	1937	Improved Machine Tools	High-Efficiency Turbines	—	Energy Gain Factor +0.15
`Fuel Refining II` fuel_refining2	3	1937	Fuel Refining I	Fuel Refining III	—	Fuel Gain Factor +0.2 Fuel Gain Factor From States +0.1
`Concentrated Industry II` concentrated_industry2	2	1937	Concentrated Industry I	Concentrated Industry III	—	Industrial Capacity Factory +0.15 Industrial Capacity Dockyard +0.1 Global Building Slots Factor +0.2
`Dispersed Industry II` dispersed_industry2	2	1937	Dispersed Industry I	Dispersed Industry III	—	Industrial Capacity Factory +0.1 Industrial Capacity Dockyard +0.1 Line Change Production Efficiency Factor +0.1 Production Factory Start Efficiency Factor +0.05 Industry Air Damage Factor -0.1 Global Building Slots Factor +0.2
`Improved Oil Processing` improved_oil_processing	1.5	1939	Oil Processing	Advanced Oil Processing	—	Fuel Gain Factor From States +0.5
`Advanced Machine Tools` advanced_machine_tools	2	1939	Improved Machine Tools	Assembly Line Production	—	Production Factory Max Efficiency Factor +0.1 Equipment Conversion Speed +0.2
`Construction IV` construction4 Has a scripted effect on completion.	2	1941	Construction III	Construction V, Excavation IV	—	Production Speed Buildings Factor +0.1 Industry Repair Factor +0.1
`Improved Rubber Processing` improved_rubber_processing Has a scripted effect on completion.	1.5	1939	Rubber Processing	Advanced Rubber Processing	—	—
`High-Efficiency Turbines` advanced_equipment_conversion	2	1939	Pulverized Coal-Firing Boilers	—	—	Energy Gain Factor +0.15
`Excavation IV` excavation4	2	1941	Construction IV	—	—	Local Resources Factor +0.1 Local Resources Coal Factor +0.05
`Fuel Refining III` fuel_refining3	3	1939	Fuel Refining II	Fuel Refining IV	—	Fuel Gain Factor +0.2 Fuel Gain Factor From States +0.1
`Concentrated Industry III` concentrated_industry3	2	1939	Concentrated Industry II	Concentrated Industry IV	—	Industrial Capacity Factory +0.15 Industrial Capacity Dockyard +0.1 Global Building Slots Factor +0.2
`Dispersed Industry III` dispersed_industry3	2	1939	Dispersed Industry II	Dispersed Industry IV	—	Industrial Capacity Factory +0.1 Industrial Capacity Dockyard +0.1 Line Change Production Efficiency Factor +0.1 Production Factory Start Efficiency Factor +0.05 Industry Air Damage Factor -0.1 Global Building Slots Factor +0.2
`Advanced Oil Processing` advanced_oil_processing	1.5	1941	Improved Oil Processing	Modern Oil Processing	—	Fuel Gain Factor From States +0.5
`Assembly Line Production` assembly_line_production	2	1941	Advanced Machine Tools	Flexible Line, Streamlined Line	—	Production Factory Max Efficiency Factor +0.1 Equipment Conversion Speed +0.2
`Construction V` construction5	2	1943	Construction IV	Excavation V	—	Production Speed Buildings Factor +0.1 Industry Repair Factor +0.1
`Advanced Rubber Processing` advanced_rubber_processing Has a scripted effect on completion.	1.5	1941	Improved Rubber Processing	Modern Rubber Processing	—	—
`Excavation V` excavation5	2	1943	Construction V	—	—	Local Resources Factor +0.1 Local Resources Coal Factor +0.05
`Fuel Refining IV` fuel_refining4	3	1941	Fuel Refining III	Fuel Refining V	—	Fuel Gain Factor +0.2 Fuel Gain Factor From States +0.1
`Concentrated Industry IV` concentrated_industry4	2	1941	Concentrated Industry III	Concentrated Industry V	—	Industrial Capacity Factory +0.15 Industrial Capacity Dockyard +0.1 Global Building Slots Factor +0.2
`Dispersed Industry IV` dispersed_industry4	2	1941	Dispersed Industry III	Dispersed Industry V	—	Industrial Capacity Factory +0.1 Industrial Capacity Dockyard +0.1 Line Change Production Efficiency Factor +0.1 Production Factory Start Efficiency Factor +0.05 Industry Air Damage Factor -0.1 Global Building Slots Factor +0.2
`Flexible Line` flexible_line	2.5	1943	Assembly Line Production XOR Streamlined Line	—	—	Production Factory Max Efficiency Factor +0.1 Line Change Production Efficiency Factor +0.2
`Modern Oil Processing` modern_oil_processing	1.5	1943	Advanced Oil Processing	—	—	Fuel Gain Factor From States +0.5
`Modern Rubber Processing` modern_rubber_processing Has a scripted effect on completion.	1.5	1943	Advanced Rubber Processing	—	—	—
`Streamlined Line` streamlined_line	2.5	1943	Assembly Line Production XOR Flexible Line	—	—	Production Factory Max Efficiency Factor +0.1 Production Factory Efficiency Gain Factor +0.1
`Fuel Refining V` fuel_refining5	3	1943	Fuel Refining IV	—	—	Fuel Gain Factor +0.2 Fuel Gain Factor From States +0.1
`Concentrated Industry V` concentrated_industry5	2	1943	Concentrated Industry IV	—	—	Industrial Capacity Factory +0.15 Industrial Capacity Dockyard +0.1 Global Building Slots Factor +0.2
`Dispersed Industry V` dispersed_industry5	2	1943	Dispersed Industry IV	—	—	Industrial Capacity Factory +0.1 Industrial Capacity Dockyard +0.1 Line Change Production Efficiency Factor +0.1 Production Factory Start Efficiency Factor +0.05 Industry Air Damage Factor -0.1 Global Building Slots Factor +0.2