Dutch Town to Be Paved With Air Pollution-Sucking Bricks [Green Concrete]
...pollutant nitrogen oxide (a key smog and acid rain ingredient) sucking it out of the air and rendering it harmless. The special bricks contain a component based on titanium dioxide that acts to "fix" the pollutant with the aid of sunlight. The best bit is that the resulting nitrates just wash away with the next rain. Clever stuff: and if the...



