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Blueair Friend App

Image   •   Jan 07, 2016 18:25 UTC

The Blueair Friend app provides a detailed view of indoor pollution. The Friend app also gathers data on an hourly basis from thousands of gauging stations in over 100 countries to deliver trustworthy information on local outdoor air quality.
License Creative Commons Attribution, no derivatives (?)
Size 324 KB
Format .jpg
Image dimensions 1440 x 1200 pixels