Aisaika Sugiru Scientist wa Kyuukoku no Eiyuu ni Naru

A humble chemistry teacher loses his life in an unfortunate accident and is reincarnated as Roca, a farmer in a fantasy world. Roca has an adorable and devoted wife named Arc, but he is a textbook hopeless man who borrows money from Arc to gamble. Roca, who falls in love with Arc at first sight, uses his innate chemistry knowledge and the given "purification skill" to solve all kinds of problems in order to make Arc smile. Gradually, his activities catch the eye of the royal nobility, and he gets caught up in an interstate war... [Credits] Original Story: Hiroki Nosuka, Name: Shake no. Marinade, Character Design/Line Art: Doya, Divine Beast Design: Unamiso, Background Production/Coloring/Finishing: Inaho Inc., Scientific Supervision: Katsunori Sato, Production: Minto Studio (Source: Mangadex)