Sounds similar to this article about 8 years ago. https://m.phys.org/news/2010-09-miracle-tree-basis-low-cost-purification.html https://m.phys.org/news/2010-09

Sounds similar to this article about 8 years ago. https://m.phys.org/news/2010-09-miracle-tree-basis-low-cost-purification.html https://m.phys.org/news/2010-09-miracle-tree-basis-low-cost-...