Biofuel Block
Biofuel Block

Biofuel Block

Other

Condensed, space-efficient fuel suitable for use in a bioreactor. Produced at the processor from a variety of source organics.

Stack
1
Crafted via
3 recipes
Crafted at
Processor
Used in
1 recipe

Recipes

04

How to craft Biofuel Block

Biofuel Block (from Crab Feces)

Locked behind a scan
Crafted atProcessor

Biofuel block processed from crab feces.

Requires:Crab FecesCrab Feces× 2

Biofuel Block (from Pents)

Locked behind a scan
Crafted atProcessor

Biofuel block processed from pents.

Requires:PentPent× 3

Biofuel Block (from Fibrous Pulp)

Locked behind a scan
Crafted atProcessor

Biofuel block processed from fibrous pulp. Most sessile organics yield this pulp when cut with a Survival Multitool.

Requires:Fibrous PulpFibrous Pulp× 5

Biofuel Block is used in 1 recipe

Every recipe in the build that lists Biofuel Block as a requirement, grouped by crafting station. The number on each card is how many of Biofuel Block that recipe needs per craft.

Nutrient Block

Nutrient Block

FabricatorLocked behind a scan
× 1

Crafting Calculator

Quantity
Crab Feces

Crab Feces

2

Direct ingredients: the immediate inputs listed in the recipe. Open the full crafting calculator →

Lore

No matching databank entry. Unknown Worlds may add lore for this item before Early Access.

Biofuel Block FAQ

01What is Biofuel Block in Subnautica 2?
Biofuel Block is a other item in Subnautica 2.
02How do you craft Biofuel Block?
Biofuel Block can be crafted at the Processor. There are 3 recipes that produces it; the full ingredient list is in the Recipes tab on this page.
03What is Biofuel Block used for?
Biofuel Block is a requirement in 1 Subnautica 2 recipe. The full list of crafts that consume it is in the Recipes tab.
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Last updated 2026-06-03