Billboard purifies the air with the power of 1,200 trees

Billboard purifies the air with the power of 1,200 trees

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Regular readers of Springwise may remember our previous coverage of The University of Engineering and Technology (UTEC) in Peru, which created a billboard that captured airborne humidity and filtered it into drinkable water. The institution has now created another environmentally-friendly advertising hoarding, this time in the form of an air purifying billboard that delivers pollution-free air to the surrounding area.

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