Mexico City building's facade can neutralize smog

04/1/2013 | FastCoExist

The facade of Torre de Especialidadesis, a building under construction at a Mexico City hospital, is made of Prosolve370e, a kind of tile "whose special shape and chemical coating can help neutralize the chemicals that compose smog," Zak Stone writes. The paint for the tiles is made of titanium dioxide. When ultraviolet light hits the tiles, a chemical reaction begins that breaks up the smog and renders it less harmful.

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