Device creates water from air's moisture

12/4/2008 | CNN

The WaterMill is an electricity-powered machine which makes potable water by drawing moisture from the air. The device costs about $1,300, but is scalable down to $300, which could make it cost-effective for places like Africa where drinking water can be contaminated. The WaterMill is far less costly than desalination plants, but does use a lot of power.

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