Current pollution meters don’t count the very smallest pollutants – nanoparticles. Recent research suggests these tiny toxic substances could be a major cause of illness and death.

I've been living in a very old apartment in a major metropolitan area less than a block away from a major freeway for a year and a half, now. No doubt my lungs are fucked. I've actually been thinking of getting some kind of air-quality detector ..thing.. that can tell me roughly how bad it is.