# Biofluid network - Stage 3 (technology) internal name `biofluid-mk03` · tier 8 (pY science pack 4, [tier 8](https://factorio.kalzumeus.com/tier/8.md)) HTML page: https://factorio.kalzumeus.com/tech/biofluid-mk03/ ## Cost 3300 units of (1 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 2 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 3 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 6 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 10 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 20 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 30 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 60 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 10 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 450 s each. ## Requires (6) - [Biofluid network - Stage 2](https://factorio.kalzumeus.com/tech/biofluid-mk02.md) - [Nexelit processing - Stage 3](https://factorio.kalzumeus.com/tech/nexelit-mk03.md) - [Pheromones](https://factorio.kalzumeus.com/tech/pheromones.md) - [pY science pack](https://factorio.kalzumeus.com/tech/py-science-pack-4.md) - [Electronics - Stage 4](https://factorio.kalzumeus.com/tech/quantum-processor.md) - [Rennea - Stage 2](https://factorio.kalzumeus.com/tech/rennea-mk02.md) ## Leads to (1) - [Utility science pack](https://factorio.kalzumeus.com/tech/utility-science-pack.md) ## Unlocks (6 recipes) ### Chorkok codex (`bat-codex`) - 10 s · tier 8 - Ingredients: 4 × [Glass](https://factorio.kalzumeus.com/item/glass.md), 2 × [Lamp](https://factorio.kalzumeus.com/item/small-lamp.md), 5 × [HTS Coil](https://factorio.kalzumeus.com/item/hts-coil.md), 1 × [Intelligent unit](https://factorio.kalzumeus.com/item/intelligent-unit.md) - Results: 2 × [Chorkok codex](https://factorio.kalzumeus.com/item/bat-codex.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: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md) ### Chorkok (`chorkok`) - 120 s · tier 8 - Ingredients: 1 × [Bat DNA samples](https://factorio.kalzumeus.com/item/earth-bat-sample.md), 1 × [Unknown and exotic alien DNA samples](https://factorio.kalzumeus.com/item/strorix-unknown-sample.md), 3 × [cDNA](https://factorio.kalzumeus.com/item/cdna.md), 1 × [Perfect samples](https://factorio.kalzumeus.com/item/perfect-samples.md), 15 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 5 × [Pheromones](https://factorio.kalzumeus.com/item/pheromones.md), 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 200 × [Coal water slurry](https://factorio.kalzumeus.com/fluid/coal-slurry.md), 100 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md) - Results: 1 × [Chorkok](https://factorio.kalzumeus.com/item/chorkok.md) - Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04 - Unlocked by: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md) ### Bat DNA samples (`earth-bat-sample`) - 300 s · tier 8 - Ingredients: 50 × [Generic earth DNA samples](https://factorio.kalzumeus.com/item/earth-generic-sample.md), 5 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 1 × [Chorkok codex](https://factorio.kalzumeus.com/item/bat-codex.md) - Results: 1 × [Bat DNA samples](https://factorio.kalzumeus.com/item/earth-bat-sample.md) - Made in: Data array - Unlocked by: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md) ### Guano (`free-guano`) - 4 s · tier 8 · productivity modules allowed - Ingredients: 1 × [Chorkok](https://factorio.kalzumeus.com/item/chorkok.md), 1 × [Deluxe worker's food](https://factorio.kalzumeus.com/item/workers-food-03.md) - Results: 50 × [Guano](https://factorio.kalzumeus.com/item/guano.md), 0.95 × [Chorkok](https://factorio.kalzumeus.com/item/chorkok.md) (95% chance) - Made in: Auog paddock MK 01, Auog paddock MK 02, Auog paddock MK 03, Auog paddock MK 04 - Unlocked by: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md) ### Nitrous oxide (`nitrous-oxide`) - 4 s · tier 8 · productivity modules allowed - Ingredients: 2 × [Ammonium nitrate](https://factorio.kalzumeus.com/item/ammonium-nitrate.md), 100 × [Subcritical water](https://factorio.kalzumeus.com/fluid/subcritical-water.md), 200 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md), 400 × [Nitrogen contaminate](https://factorio.kalzumeus.com/fluid/purest-nitrogen-gas.md), 1 × [Urea](https://factorio.kalzumeus.com/item/urea.md) - Results: 60 × [Nitrous oxide](https://factorio.kalzumeus.com/fluid/nitrous-oxide.md) - Made in: Gasifier MK 01, Gasifier MK 02, Gasifier MK 03, Gasifier MK 04 - Unlocked by: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md) ### Deluxe worker's food (`workers-food-03`) - 320 s · tier 8 · productivity modules allowed - Ingredients: 4 × [Quality worker's food](https://factorio.kalzumeus.com/item/workers-food-02.md), 4 × [Plastic bar](https://factorio.kalzumeus.com/item/plastic-bar.md), 10 × [Ammonium nitrate](https://factorio.kalzumeus.com/item/ammonium-nitrate.md), 2 × [Guano](https://factorio.kalzumeus.com/item/guano.md), 10 × [Yotoi aloe fruit](https://factorio.kalzumeus.com/item/yotoi-fruit.md), 5 × [Fishmeal](https://factorio.kalzumeus.com/item/fishmeal.md), 1 × [Tree seeds](https://factorio.kalzumeus.com/item/wood-seeds.md), 25 × [Molten Salt](https://factorio.kalzumeus.com/fluid/molten-salt.md), 25 × [Cadaveric arum MK 02 pulp](https://factorio.kalzumeus.com/fluid/cadaveric-arum-mk02-seed-juice.md), 1 × [Caged vrauk](https://factorio.kalzumeus.com/item/caged-vrauks.md), 3 × [Partially digested rennea seeds MK 02](https://factorio.kalzumeus.com/item/digested-rennea-seeds-mk02.md), 1 × [Arqad maggots](https://factorio.kalzumeus.com/item/arqad-maggot.md) - Results: 8 × [Deluxe worker's food](https://factorio.kalzumeus.com/item/workers-food-03.md), 1 × [Cage](https://factorio.kalzumeus.com/item/cage.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 - Unlocked by: [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md)