How we chanced upon what may be the world's largest white hydrogen deposit Every now and again, in science one happens to chance upon something one wasn’t looking for. Occasionally, that discovery is of greater value than the one was originally after. Call it serendipity. That’s what happened to us when we probed the subsoil in Lorraine, Southeastern France, and hit a potential deposit of naturally occurring, or white hydrogen. In the sub-soil of this region, still badly hit by deindustrialisation, could be hidden nothing less than the world’s biggest known supply of the gas to date.This was largely possible thanks to the development of the SysMoG probe, in collaboration with company Solexperts, a tool which allowed us to analyse the gas dissolved in water in rock formations up to 1200 metres in depth while respecting the environment: a world first.
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