# Cellulose - Stage 2 (technology)

internal name `cellulose-mk02` · tier 4 (pY science pack 2, [tier 4](https://factorio.kalzumeus.com/tier/4.md))
HTML page: https://factorio.kalzumeus.com/tech/cellulose-mk02/

## Cost

500 units of (1 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 2 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 3 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 6 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 90 s each.

## Requires (2)

- [Cellulose - Stage 1](https://factorio.kalzumeus.com/tech/cellulose-mk01.md)
- [Yotoi aloe - Stage 1](https://factorio.kalzumeus.com/tech/yotoi.md)

## Leads to (1)

- [Phenol](https://factorio.kalzumeus.com/tech/phenol.md)

## Unlocks (6 recipes)

### Syngas (`cellulose-gasification`)

- 5 s · tier 4 · productivity modules allowed
- Ingredients: 300 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 5 × [Cellulose](https://factorio.kalzumeus.com/item/cellulose.md), 30 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md)
- Results: 100 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md)
- Made in: Gasifier MK 01, Gasifier MK 02, Gasifier MK 03, Gasifier MK 04
- Unlocked by: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)

### Concrete (`concrete-02`)

- 8 s · tier 4 · productivity modules allowed
- Ingredients: 5 × [Stone brick](https://factorio.kalzumeus.com/item/stone-brick.md), 100 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 400 × [Boric acid](https://factorio.kalzumeus.com/fluid/boric-acid.md), 4 × [Cellulose](https://factorio.kalzumeus.com/item/cellulose.md)
- Results: 20 × [Concrete](https://factorio.kalzumeus.com/item/concrete.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: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)

### Filtration media (`filtration-media-3`)

- 4 s · tier 4 · productivity modules allowed
- Ingredients: 30 × [Pure sand](https://factorio.kalzumeus.com/item/pure-sand.md), 3 × [Activated carbon](https://factorio.kalzumeus.com/item/active-carbon.md), 25 × [Gravel](https://factorio.kalzumeus.com/item/gravel.md), 5 × [Cellulose](https://factorio.kalzumeus.com/item/cellulose.md)
- Results: 3 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.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: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)

### Lignin (`lignin`)

- 8 s · tier 4 · productivity modules allowed
- Ingredients: 4 × [Cellulose](https://factorio.kalzumeus.com/item/cellulose.md), 2 × [Sodium hydroxide](https://factorio.kalzumeus.com/item/sodium-hydroxide.md), 100 × [Steam](https://factorio.kalzumeus.com/fluid/steam.md)
- Results: 8 × [Lignin](https://factorio.kalzumeus.com/item/lignin.md)
- Made in: Multi-purpose cracker MK 01, Multi-purpose cracker MK 02, Multi-purpose cracker MK 03, Multi-purpose cracker MK 04
- Unlocked by: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)

### Aromatics (`lignin-to-aromatics`)

- 10 s · tier 4 · productivity modules allowed
- Ingredients: 5 × [Lignin](https://factorio.kalzumeus.com/item/lignin.md)
- Results: 150 × [Aromatics](https://factorio.kalzumeus.com/fluid/aromatics.md)
- Made in: Destructive distillation column MK 01, Destructive distillation column MK 02, Destructive distillation column MK 03, Destructive distillation column MK 04
- Unlocked by: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)

### Cellulose (`yotoi-cellulose`)

- 6 s · tier 4 · productivity modules allowed
- Ingredients: 10 × [Yotoi leaves](https://factorio.kalzumeus.com/item/yotoi-leaves.md), 4 × [Sodium hydroxide](https://factorio.kalzumeus.com/item/sodium-hydroxide.md)
- Results: 3 × [Cellulose](https://factorio.kalzumeus.com/item/cellulose.md)
- Made in: Biofactory MK 01, Biofactory MK 02, Biofactory MK 03, Biofactory MK 04
- Unlocked by: [Cellulose - Stage 2](https://factorio.kalzumeus.com/tech/cellulose-mk02.md)