
Acid may refer to:
Acid Rain -
Acid Eel, an enemy that spawns during the Acid Rain.
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Acidwood Tree, a tree that grows at the Sulphurous Sea.
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Acidwood, a material obtained from Acidwood Trees.
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Acidic Rain Barrel, a Hardmode bomb.
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Acid Gun, a Pre-Hardmode magic gun.
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Sulphuric Acid Cannon, a post-Moon Lord ranged weapon.
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Acid Round, a Hardmode bullet crafted from Plague Cell Canisters.
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Acid Dye,
Blue Acid Dye, or
Red Acid Dye, several types of Dyes.