With the ability to transform renewable energy into other types of energy, such as hydrogen or methanol, Power-to-X plays an important role in providing the flexibility needed in our energy system to help the world succed with the green transition. In this episode, we visit Northern Europe's biggest Power-to-X plant in Denmark, the Kassø plant owned by European Energy, and talk to the plant's Asset Optimisation Engineer, Rolvur Reinert, and Danske Commodities' own Head of Flexible Asset Management, Jesper Vestergaard, about the complex task of optimising the plant's production.