In Sweden, the collaboration known as Hybrit, which comprises Vattenfall, SSAB, and LKAB, has achieved a significant milestone by successfully finishing a pilot hydrogen storage project. The aim of the project was to explore the feasibility of storing hydrogen to support fossil-free steel production on an industrial scale. The test results not only demonstrated the technical feasibility of the storage but also indicated the potential for reducing production costs by an impressive 25-40%. Moreover, the pilot storage facility underwent accelerated mechanical testing to simulate approximately 50 years of operation, further validating the technology's durability. With these successful outcomes, the technology has now advanced to a stage where it is deemed ready for commercialization. The experience garnered from this pilot project has provided valuable insights and confidence in the scalability and viability of the hydrogen storage technology for widespread industrial application.