Ultrafine particles are so small that they're hard to track and trace, but they seem to harm us nevertheless. They enter our blood and organs, and can "carry" toxic chemicals than might cause serious illnesses.
Learn how to use our Air Quality API in this short tutorial.
The API is designed for web, IoT, and mobile app developers. It is a free API that gives you access to the PM2.5 concentration at any given location, both current concentration and a 8-days forecast.