# Deuterium

Pyanodons fluid · internal name `deuterium` · first craftable in tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/fluid/deuterium/

## Produced by (3 recipes)

### Deuterium (`deuterium`)

- 60 s · tier 7
- Ingredients: 300 × [Heavy water](https://factorio.kalzumeus.com/fluid/heavy-water.md)
- Results: 200 × [Deuterium](https://factorio.kalzumeus.com/fluid/deuterium.md), 100 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md)
- Made in: Electrolyzer MK 01, Electrolyzer MK 02, Electrolyzer MK 03, Electrolyzer MK 04
- Unlocked by: [Fusion energy - Stage 1](https://factorio.kalzumeus.com/tech/fusion-mk01.md)

### Deuterium (`tholin-to-deuterium`)

- 30 s · tier 10
- Ingredients: 400 × [Tholins](https://factorio.kalzumeus.com/fluid/tholins.md)
- Results: 100 × [Deuterium](https://factorio.kalzumeus.com/fluid/deuterium.md)
- Made in: Tholin plant MK 01, Tholin plant MK 02, Tholin plant MK 03, Tholin plant MK 04
- Unlocked by: [Tholins - Stage 4](https://factorio.kalzumeus.com/tech/tholin-mk04.md)

### Deuterium (`gas-bladder-to-deuterium`)

- 10 s · tier ?
- Ingredients: 1 × [Gas bladder](https://factorio.kalzumeus.com/item/gas-bladder.md)
- Results: 5 × [Deuterium](https://factorio.kalzumeus.com/fluid/deuterium.md)
- Made in: Gas refinery MK 01, Gas refinery MK 02, Gas refinery MK 03, Gas refinery MK 04
- Unlocked by an upgrade choice (script), not research

## Used in (14 recipes)

- Fuse deuterium (`deuterium-fusion`, tier 7) → [Neutron](https://factorio.kalzumeus.com/fluid/neutron.md)
- Fuse deuterium and tritium (`dt-fusion`, tier 7) → [Supercritical steam](https://factorio.kalzumeus.com/fluid/critical-steam.md)
- Microcavity Core (`micro-cavity-core`, tier 7) → [Microcavity Core](https://factorio.kalzumeus.com/item/micro-cavity-core.md)
- Personal fusion cell (`personal-fusion-cell`, tier 7) → [Personal fusion cell](https://factorio.kalzumeus.com/item/personal-fusion-cell.md)
- Personal fusion cell (`personal-fusion-cell-refuel`, tier 7) → [Personal fusion cell](https://factorio.kalzumeus.com/item/personal-fusion-cell.md)
- Bose Einstein superfluid (`bose-einstein-superfluid`, tier 9) → [Bose Einstein superfluid](https://factorio.kalzumeus.com/item/bose-einstein-superfluid.md)
- Fuse deuterium and helium-3 (`dt-he3`, tier 9) → [Neutron](https://factorio.kalzumeus.com/fluid/neutron.md)
- Satellite (`satellite`, tier 9) → [Satellite](https://factorio.kalzumeus.com/item/satellite.md)
- Numal (`numal-raising-1-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)
- Numal (`numal-raising-2-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)
- Numal (`numal-raising-3-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)
- Numal (`numal-raising-4-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)
- Numal (`numal-raising-5-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)
- Numal (`numal-raising-6-deuterium`, tier ?) → [Numal](https://factorio.kalzumeus.com/item/numal.md)