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A comment on 'Smog-eating' building material breaking into the big time.

Re:'Smog-eating' building material breaking into the big time by CHsurfer on Sunday November 13, 2011 @01:18AM (#3230152)
I was wondering how they managed to get 'sunshine' into the tunnel. http://www.euronews.net/2011/09/16/belgians-trial-green-ceme....

Spoiler => UV lights.

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