Hi, in italy a bigeest brand of ceramic tiles present a new production method geared towards materials whose active principle helps to improve the quality of the environment.
That products promise:
Reduction of nitrogen oxides
Elimination of bacteria

Is This true?
In America do you have yet this products?
Thank you very much!

Something like this?
http://answers.yahoo.com/question/index?qid=20091112030651AA5IrNJ

311294-111 (http://www.shoestmz.com/Nike-Dunk/Nike-Dunk-Low-Men)311294-201 (http://www.shoestmz.com/Nike-Dunk/Nike-Dunk-Low-Men)311297-121 (http://www.shoestmz.com/Nike-Dunk/Nike-Dunk-Low-Men)311730-001 (http://www.shoestmz.com/Nike-Dunk/Nike-Dunk-Low-Men)311730-111 (http://www.shoestmz.com/Nike-Dunk/Nike-Dunk-Low-Men)