|This article is about Crystalline Sulfur. You may be looking for Cave Sulfur.|
|This article is about Crystalline Sulfur in Subnautica. To see this subject's article on the Subnautica: Below Zero Wiki, click here.|
Uses in Crafting
Cyclops Upgrade Fabricator
Vehicle Modification Station
Spoiler alert: The following section contains story related material.
Neptune Fuel Reserve
Data Bank Entry
Sulfur is a highly reactive, non-metallic element, usually found in abundance underground. Common applications include production of acidic compounds, and combustibles.
Assessment: Essential component of particular vehicle modifications