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What's in the Air? Air date: Week of 08/20/2008 Story length: 03:24 Producer: Reid R. Frazier <previous next> Fine particles in the air we breathe can lead to serious health problems. But what exactly is in the air we breathe? The Allegheny Front's Reid Frazier visited the lab of Carnegie Mellon researcher to find out. Listen now: What's in the Air? Read the Transcript Related Links - Center for Environmental Oncology - Clean Air Council - This hour-by-hour video shows how air pollution forms over the U.S. during a heat wave. Comments Contact us: send e-mail Phone: 412.697.2933 Fax: 412.381.9126 67 Bedford Square, Pittsburgh, PA 15203