Israel’s AirBase Systems develops the CanarIT – a low-cost, effective air quality sensor that logs the level of pollution, analyses it, and delivers warnings, alerts, and information to help people protect their health.
http://www.myairbase.com/#!
http://www.youtube.com/watch?v=KkFl7rxJmhw
http://www.youtube.com/watch?v=TM-h1MiXvQE