As far as I know lithium extraction from brine is both in development and an area of active research which would allow to tap a lot more lithium resources than

As far as I know lithium extraction from brine is both in development and an area of active research which would allow to tap a lot more lithium resources than previously expected. I remember reading something about a test plant in Cornwall and some similar stuff from Germany as well. Maybe that would help you in France as well?