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Battery-free solar desalination system produces up to 5,000 liters of water per day
A group of MIT engineers have developed a new battery-free solar desalination system capable of producing up to 5,000 liters of water a day.
Source: Battery-free solar desalination system produces up to 5,000 liters of water per day/Sistema de desalinización solar sin baterías produce hasta 5.000 litros de agua al día
Very cool.