Irene is a chemist who can be found in the northern area of the Mushroom Forest. She studies a nearby mycelium pool and explains that adding Fossils, Phosphate or Calcium may help understand its properties.
Dialogue
This article on an NPC has an associated dialogue page. Click here for a transcript of possible conversations with this NPC.Expression error: Unrecognised word "span".
Trivia
Irene mentions her mother, Marie, when spoken to. This, as well as her examine text, are references to the Polish-French chemist Marie Curie and her eldest daughter, Irène Joliot-Curie.