Alchemy

Wondrous Chemistry
You can combine mundane materials to create extraordinary substances using the magical science of alchemy. You need the following things before you can attempt to craft an alchemical wonder: If these requirements are satisfied, you can use downtime to craft alchemical items. It takes 1 hour of time working for every 25gp worth of components the item requires to complete. Upon completion you successfully craft the object if you succeed on an Intelligence (Alchemist's Supplies) ability check against the object's crafting DC. Otherwise, you lose the components used and must start again.
 * A set of Alchemist's Supplies
 * A recipe for the item you wish to create
 * A certain amount of alchemical components, represented by their worth in currency