It’s simple technology that can produce up to a gallon of water a day, which could be useful in disaster recovery. Put Mike Wofsey’s Water Wasp out in the sun, fill it with filthy seawater, and wait. A day later you can enjoy fresh, clean and non-salty water. Desalination is expensive, but only if you want to produce clean water fast and on a large scale. The Water Wasp uses a well-known method—the solar still—to…
This personal solar desalinator delivers fresh water to people who need it
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