# Tholins - Stage 2 (technology) internal name `tholin-mk02` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md)) HTML page: https://factorio.kalzumeus.com/tech/tholin-mk02/ ## Cost 1200 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each. ## Requires (1) - [Production science pack](https://factorio.kalzumeus.com/tech/production-science-pack.md) ## Leads to (1) - [Tholins - Stage 3](https://factorio.kalzumeus.com/tech/tholin-mk03.md) ## Unlocks (12 recipes) ### Tholin atmospheric extractor MK 02 (`tholin-atm-mk02`) - 2 s · tier 7 - Ingredients: 1 × [Tholin atmospheric extractor MK 01](https://factorio.kalzumeus.com/item/tholin-atm-mk01.md), 25 × [Complex circuit board](https://factorio.kalzumeus.com/item/advanced-circuit.md), 20 × [Advanced small parts](https://factorio.kalzumeus.com/item/small-parts-02.md), 6 × [Engine unit](https://factorio.kalzumeus.com/item/engine-unit.md), 10 × [Niobium plate](https://factorio.kalzumeus.com/item/niobium-plate.md), 20 × [Duralumin](https://factorio.kalzumeus.com/item/duralumin.md), 20 × [Lead plate](https://factorio.kalzumeus.com/item/lead-plate.md), 10 × [Self assembly monolayer material](https://factorio.kalzumeus.com/item/self-assembly-monolayer.md), 1 × [Mechanical Parts 02](https://factorio.kalzumeus.com/item/mechanical-parts-02.md) - Results: 1 × [Tholin atmospheric extractor MK 02](https://factorio.kalzumeus.com/item/tholin-atm-mk02.md) - Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion, (flying) - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Tholin plant MK 02 (`tholin-plant-mk02`) - 2 s · tier 7 - Ingredients: 50 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 1 × [Tholin plant MK 01](https://factorio.kalzumeus.com/item/tholin-plant-mk01.md), 10 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md), 40 × [Concrete](https://factorio.kalzumeus.com/item/concrete.md), 10 × [Plastic bar](https://factorio.kalzumeus.com/item/plastic-bar.md), 5 × [Engine unit](https://factorio.kalzumeus.com/item/engine-unit.md), 10 × [Complex circuit board](https://factorio.kalzumeus.com/item/advanced-circuit.md), 30 × [Advanced small parts](https://factorio.kalzumeus.com/item/small-parts-02.md), 20 × [Duralumin](https://factorio.kalzumeus.com/item/duralumin.md), 20 × [Lead plate](https://factorio.kalzumeus.com/item/lead-plate.md), 10 × [Self assembly monolayer material](https://factorio.kalzumeus.com/item/self-assembly-monolayer.md), 1 × [Mechanical Parts 02](https://factorio.kalzumeus.com/item/mechanical-parts-02.md) - Results: 1 × [Tholin plant MK 02](https://factorio.kalzumeus.com/item/tholin-plant-mk02.md) - Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion, (flying) - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Acetone (`tholin-to-acetone`) - 18 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 180 × [Acetone](https://factorio.kalzumeus.com/fluid/acetone.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Acetylene (`tholin-to-acetylene`) - 24 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 360 × [Acetylene](https://factorio.kalzumeus.com/fluid/acetylene.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Acid gas (`tholin-to-acidgas`) - 18 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 240 × [Acid gas](https://factorio.kalzumeus.com/fluid/acidgas.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Ammonia (`tholin-to-ammonia`) - 12 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 160 × [Ammonia](https://factorio.kalzumeus.com/fluid/ammonia.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Benzene (`tholin-to-benzene`) - 12 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 160 × [Benzene](https://factorio.kalzumeus.com/fluid/benzene.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Chlorine (`tholin-to-chlorine`) - 13 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 180 × [Chlorine](https://factorio.kalzumeus.com/fluid/chlorine.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Cyanic acid (`tholin-to-cyanic-acid`) - 12 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 160 × [Cyanic acid](https://factorio.kalzumeus.com/fluid/cyanic-acid.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Ethylene (`tholin-to-ethylene`) - 12 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 180 × [Ethylene](https://factorio.kalzumeus.com/fluid/ethylene.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Methane (`tholin-to-methane`) - 24 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 240 × [Methane](https://factorio.kalzumeus.com/fluid/methane.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md) ### Syngas (`tholin-to-syngas`) - 30 s · tier 7 - Ingredients: 50 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md) - Results: 450 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md) - Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04 - Unlocked by: [Tholins - Stage 2](https://factorio.kalzumeus.com/tech/tholin-mk02.md)