This poster presentation contains a description of data measured in 15 co-location experiements using five types of real-time aerosol monitoring instruments. Conversion factors from the native units of the monitors to reference particle mass units were calculated and evaluated.

Conference paper containing a description of experiments involving the smoking of a Marlboro cigarette and a Kentucky Research cigarette in a house -- conducted to provide a side-by-side comparison of a real-time PAH sensor (Ecochem PAS 1000i) and a real-time respirable suspended particle (RSP) monitor (TSI 8510 piezobalance).