# Domestication - Stage 4 (technology) internal name `domestication-mk04` · tier 6 (pY science pack 3, [tier 6](https://factorio.kalzumeus.com/tier/6.md)) HTML page: https://factorio.kalzumeus.com/tech/domestication-mk04/ ## Cost 2000 units of (1 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 2 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 3 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 6 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 10 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 20 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 3 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 180 s each. ## Requires (4) - [Atomic bomb](https://factorio.kalzumeus.com/tech/atomic-bomb.md) - [Domestication - Stage 3](https://factorio.kalzumeus.com/tech/domestication-mk03.md) - [Intermetallics - Stage 3](https://factorio.kalzumeus.com/tech/intermetallics-mk03.md) - [Simik - Stage 1](https://factorio.kalzumeus.com/tech/simik-mk01.md) ## Leads to (2) - [Domestication - Stage 5](https://factorio.kalzumeus.com/tech/domestication-mk05.md) - [Simik - Stage 2](https://factorio.kalzumeus.com/tech/simik-mk02.md) ## Unlocks (5 recipes) ### ☢ Caravan ☢ (`nukavan`) - 50 s · tier 6 - Ingredients: 5 × [Alien sample](https://factorio.kalzumeus.com/item/alien-sample01.md), 20 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 1 × [Auog](https://factorio.kalzumeus.com/item/auog.md), 15 × [Moss gene sample](https://factorio.kalzumeus.com/item/moss-gen.md), 1 × [Bear DNA samples](https://factorio.kalzumeus.com/item/earth-bear-sample.md), 100 × [Saline water](https://factorio.kalzumeus.com/fluid/water-saline.md), 1 × [Atomic bomb](https://factorio.kalzumeus.com/item/atomic-bomb.md) - Results: 1 × [☢ Caravan ☢](https://factorio.kalzumeus.com/item/nukavan.md) - Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04 - Unlocked by: [Domestication - Stage 4](https://factorio.kalzumeus.com/tech/domestication-mk04.md) ### Pressurized steam (`pressured-steam-1`) - 20 s · tier 6 - Ingredients: 500 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md) - Results: 500 × [Pressurized steam](https://factorio.kalzumeus.com/fluid/pressured-steam.md) (1000°C) - Made in: Simik Boiler - Unlocked by: [Domestication - Stage 4](https://factorio.kalzumeus.com/tech/domestication-mk04.md) ### Simik Boiler (`simik-boiler`) - 5 s · tier 6 - Ingredients: 15 × [Super steel](https://factorio.kalzumeus.com/item/super-steel.md), 10 × [Niobium pipe](https://factorio.kalzumeus.com/item/niobium-pipe.md), 10 × [High tech circuit board](https://factorio.kalzumeus.com/item/processing-unit.md), 1 × [Simik](https://factorio.kalzumeus.com/item/simik.md), 15 × [Electric engine unit](https://factorio.kalzumeus.com/item/electric-engine-unit.md), 20 × [Iron niobium alloy](https://factorio.kalzumeus.com/item/nbfe-alloy.md), 10 × [Niobium titanium alloy](https://factorio.kalzumeus.com/item/nbti-alloy.md), 20 × [Tin plate](https://factorio.kalzumeus.com/item/tin-plate.md), 20 × [Nano Structured Material](https://factorio.kalzumeus.com/item/ns-material.md), 80 × [Special small parts](https://factorio.kalzumeus.com/item/small-parts-03.md) - Results: 1 × [Simik Boiler](https://factorio.kalzumeus.com/item/simik-boiler.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: [Domestication - Stage 4](https://factorio.kalzumeus.com/tech/domestication-mk04.md) ### Hot air (`simik-hot-air-boiler`) - 15 s · tier 6 - Ingredients: 200 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md) - Results: 200 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md) - Made in: Simik Boiler - Unlocked by: [Domestication - Stage 4](https://factorio.kalzumeus.com/tech/domestication-mk04.md) ### Simik (`simik-recharge`) - 10 s · tier 6 - Ingredients: 2 × [Tired simik](https://factorio.kalzumeus.com/item/used-simik.md), 1 × [Bedding](https://factorio.kalzumeus.com/item/bedding.md), 1 × [Simik food](https://factorio.kalzumeus.com/item/simik-food-01.md) - Results: 2 × [Simik](https://factorio.kalzumeus.com/item/simik.md) - Made in: Pyphoon bay - Unlocked by: [Domestication - Stage 4](https://factorio.kalzumeus.com/tech/domestication-mk04.md)