Here’s a state-of-the-art portable prototype with pretreatment: 0.3 l/h at 20W: https://news.ycombinator.com/item?id=31243621 https://news.ycombinator.com/item?

Here’s a state-of-the-art portable prototype with pretreatment: 0.3 l/h at 20W: https://news.ycombinator.com/item?id=31243621 https://news.ycombinator.com/item?id=31243621