Self-Cleaning Buildings to Fight Smog

Self-Cleaning Buildings to Fight Smog

Building “Using technology already available for self-cleaning windows and bathroom tiles, scientists hope to paint up cities with materials that dissolve and wash away pollutants when exposed to sun and rain. The idea: UV rays hitting the titanium dioxide coated cement and concrete trigger a catalytic reaction that destroys the molecules of pollutants, including nitrogen oxides.” [via] Link.

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