<http://schema.org/description>
"Infrared technology is deployed on the streets of London to show air pollution that can&amp;#039;t be seen by the naked eye. Matthew Stock reports."^^<http://www.w3.org/2001/XMLSchema#string>
<http://jp.reuters.com/video/2016/10/10/infrared-camera-reveals-invisible-air-po?videoId=370097003>