Engie has completed successful tests storing green hydrogen in salt caverns 800m underground at its Etrez site in France. Part of the €15.5M Hypster project, the trial confirms salt’s suitability for fast, large-scale hydrogen storage—key to stabilizing renewable energy supply.
Regulatory frameworks and cost remain the next hurdles before commercial rollout.
Earlier this year, MIT researchers made a surprising discovery of the “photomolecular effect,” a process that “demonstrates for the first time that water can evaporate
The global salt market was valued at USD 34.07 billion in 2023 and is projected to grow from USD 35.84 billion in 2024 to USD
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