eco-friendly paving material Archives – The Green Optimistic green tech news, since 2008 Wed, 07 Jul 2010 16:12:15 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Air-Purifying Concrete Paving Stones Remove Nitrogen Oxides from Vehicle Emissions https://www.greenoptimistic.com/air-purifying-concrete-paving-stones-20100707/ https://www.greenoptimistic.com/air-purifying-concrete-paving-stones-20100707/#comments Wed, 07 Jul 2010 16:12:15 +0000 https://www.greenoptimistic.com/?p=8366 Researchers from the Eindhoven University of Technology in the Netherlands claim to have invented a new type of paving material that actually removes some pollutants from the air as vehicles travel over the surface. Combined with concrete or normal asphalt, the new material is able to eliminate 25% to 45% of nitrogen oxides from vehicle gases.

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