The article discusses the increasing importance of green hydrogen in the global energy transition, particularly in the context of decarbonising hard-to-abate sectors like steel production and chemicals. It highlights the challenges faced in scaling green hydrogen production, such as the mismatch between demand and optimal renewable energy locations, high production costs, and the necessity for policy and financial support to enhance economic viability. Various policy initiatives like IPCEI, IRA, and HARs are mentioned as steps taken to close the price gap between green and grey hydrogen. The article emphasizes the significance of standardisation in hydrogen plant design to reduce capital expenditures and streamline project development. By adopting a modular, standardised system, costs can be minimized, and project delivery can be expedited. Furthermore, it addresses the importance of feasibility studies in green hydrogen projects, focusing on understanding each project's unique goals and risks, integrating renewable energy sources, and ensuring the functionality and cost-effectiveness of hydrogen production plants. Overall, the article portrays a positive sentiment towards green hydrogen, showcasing how overcoming challenges related to scaling, policy support, and standardisation is crucial for the successful transition of green hydrogen from niche projects to mainstream operations.