Inured to Alchemy Feat 4
Source Pathfinder #178: Punks in a Powder Keg
Prerequisites expert in Fortitude saves
Access You're from Alkenstar or the Mana Wastes.
You've developed control over how your body processes alchemical poisons and drugs. Each of your successful saving throws against an alchemical poison, a drug, or an addiction reduces the stage by 2, or by 1 for a virulent alchemical poison, drug, or addiction. Each critical success reduces the stage by 3, or by 2 for a virulent alchemical poison, drug, or addiction.
Traits
Something of uncommon rarity requires special training or comes from a particular culture or part of the world. Some character choices give access to uncommon options, and the GM can choose to allow access for anyone. Less is known about uncommon creatures than common creatures. They typically can't be summoned. The DC of Recall Knowledge checks related to these creature is increased by 2.
AlchemistThis indicates abilities from the alchemist class.
BarbarianThis indicates abilities from the barbarian class.
FighterThis indicates abilities from the fighter class.