Subnautica Wiki
Subnautica Wiki
This article is about Hydrochloric Acid in Subnautica. To see this subject's article on the Below Zero Wiki, click here.

Hydrochloric Acid is an material crafted using a Fabricator. It is a necessary component to make Polyaniline, which is essential for upgrade modules. In real life, concentrated Hydrochloric Acid can be extremely dangerous, although it poses no harm to sea life or the player in Subnautica.


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Uses in Crafting

Gold.pngHydrochloric Acid.pngArrow-right (1).pngFabricator.pngArrow-right (1).pngPolyaniline.png