Air-purifying church windows early nanotechnology

Stained glass windows that are painted with gold purify the air when they are lit up by sunlight, a team of Queensland University of Technology experts have discovered.

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<p><a href="http://www.physorg.com/news138532585.html">Air-purifying church windows early nanotechnology</a></p> <p>Stained glass windows that are painted with gold purify the air when they are lit up by sunlight, a team of Queensland University of Technology experts have discovered.</p>