The competition required teams to create a device that could extract at least 2000 liters (528 gallons) a day from the atmosphere using renewable energy, at a cost of no more than 2 cents per liter.
The competition required teams to create a device that could extract at least 2000 liters (528 gallons) a day from the atmosphere using renewable energy, at a cost of no more than 2 cents per liter.
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