Fhotaku t1_j287bsz wrote
Reply to comment by HardCounter in Lego world map of energy to harvest water from the atmosphere [OC] https://doi.org/10.1039/d2ee01071b by WaterScienceProf
I did the legwork for a phd project that involved comparing indoor dehumidifiers efficacy on AWC in a desert. The cost varied wildly, in the 10c-4$/liter range, but that also included tests at 5% humidity and 120F outside, and others while it was raining.
Most places could use active systems like this for cheaper and cleaner water than they're currently getting. I will mention though, the refrigeration based dehumidifier collected every damn particulate in the air with it. It definitely needed filtration. Even moreso, this water is salt-free, and you can't live off that. These are costs to consider when using AWC.
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