# Sternite perspiration lung

Pyanodons item · internal name `sternite-lung` · stack size 100 · first craftable in tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/item/sternite-lung/

## Produced by (1 recipes)

### Sternite perspiration lung (`sternite-lung`)

- 40 s · tier 7
- Ingredients: 1 × [Improved arqad: antitumor](https://factorio.kalzumeus.com/item/guts-arqad.md)
- Results: 1 × [Sternite perspiration lung](https://factorio.kalzumeus.com/item/sternite-lung.md)
- Made in: Slaughterhouse MK 01, Slaughterhouse MK 02, Slaughterhouse MK 03, Slaughterhouse MK 04
- Unlocked by: [Antitumor agents](https://factorio.kalzumeus.com/tech/antitumor.md)

## Used in (2 recipes)

- Perfect samples (`perfect-samples`, tier 7) → [Perfect samples](https://factorio.kalzumeus.com/item/perfect-samples.md)
- Phase 4 guar breeding program (`guar-mk04-breeder`, tier 8) → [Guuuuar](https://factorio.kalzumeus.com/item/guar-mk04.md)