Soot is bad to breathe in. But for decades, scientists have been trying to figure out why. It turns out, soot lives a ‘secret life’ once released into the atmosphere. What happens to these particles once they’re in the air? And how does it affect our health? Filmmaker Josh Kurz’s video for The Allegheny Front explains.
You can listen to a radio story on the 'Secret Life' of soot here.