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IPFS News Link • Water Issues-Water Fluoridation

Solar Atmospheric Water Generators: The solution to fresh water scarcity

•, Synergy Files

Their are four different technologies being used. They are refrigerant based AWG, Desiccation based AWG, Peltier (thermo electric generator) based AWG and hydrophilic surface based AWG.
At present the company called Watergen has been able to produce a litre  for just 300 Wh of energy.