Possibly the Greatest Alchemist of All Time, Vol 2

Takumi Iruma, although not a hero, got caught up in a hero summoning spell and was reborn in another world. He was granted the strongest crafting skill of Alchemy by a goddess and started living a carefree life in a small village, but he decided to head for the big city of Bolton in search of more crafting knowledge. On arrival, Takumi quickly acquires a house to use as his base of operations, and puts his skills to work to make it into his ideal home! One of the things he made there caught...