# Pheromones (technology)

internal name `pheromones` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/tech/pheromones/

## Cost

1600 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 (3)

- [Bio implants](https://factorio.kalzumeus.com/tech/bio-implants.md)
- [Biopolymer](https://factorio.kalzumeus.com/tech/biopolymer.md)
- [Biotechnology - Stage 4](https://factorio.kalzumeus.com/tech/biotech-mk04.md)

## Leads to (1)

- [Biofluid network - Stage 3](https://factorio.kalzumeus.com/tech/biofluid-mk03.md)

## Unlocks (1 recipes)

### Pheromones (`pheromones`)

- 150 s · tier 7 · productivity modules allowed
- Ingredients: 200 × [Lignin](https://factorio.kalzumeus.com/item/lignin.md), 3 × [Titanium cobalt chromium alloy](https://factorio.kalzumeus.com/item/ticocr-alloy.md), 10 × [Metallic glass](https://factorio.kalzumeus.com/item/metallic-glass.md), 25 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 7 × [Cridren seeds](https://factorio.kalzumeus.com/item/cridren-seeds.md), 17 × [Gas bladder](https://factorio.kalzumeus.com/item/gas-bladder.md), 3 × [Alien enzymes](https://factorio.kalzumeus.com/item/alien-enzymes.md), 1000 × [Creosote](https://factorio.kalzumeus.com/fluid/creosote.md), 300 × [Alien bacteria](https://factorio.kalzumeus.com/fluid/bacteria-1.md), 10 × [Biopolymer](https://factorio.kalzumeus.com/item/biopolymer.md)
- Results: 100 × [Pheromones](https://factorio.kalzumeus.com/item/pheromones.md)
- Made in: Bioreactor, Bioreactor, Bioreactor, Bioreactor MK 02, Bioreactor MK 02, Bioreactor MK 02, Bioreactor MK 03, Bioreactor MK 03, Bioreactor MK 03, Bioreactor MK 04, Bioreactor MK 04, Bioreactor MK 04, Bioreactor, Bioreactor MK 02, Bioreactor MK 03, Bioreactor MK 04
- Unlocked by: [Pheromones](https://factorio.kalzumeus.com/tech/pheromones.md)