The Most Expensive Salt. How is bamboo salt made?

The most expensive salt. How is bamboo salt made?

The most expensive salt. How is bamboo salt made?

https://www.innaturale.com/sale-bambu-rimedio-coreano-naturale-dalle-mille-proprieta/

https://www.nature.com/articles/sj.bdj.2014.601

How is bamboo salt made?