THIS PAPER IS AN UPDATE OF LAST YEAR'S REPORT ON MEASUREMENTS OF THE EFFICIENCY OF COLLECTION OF RESPIRABLE AEROSOLS BY A PORTABLE HIGH-THROUGHPUT LIQUID-ABSORPTION AIR SAMPLER PHTLAAS. THIS DEVICE CONCENTRATES CONTAMINANTS FROM A LARGE VOLUME OF AIR INTO A SMALL VOLUME OF LIQUID FOR SUBSEQUENT ANALYSIS. RESPIRABLE PARTICLES WERE DISPERSED IN A WIND TUNNEL AND THEIR CONCENTRATIONS MEASURED IN SAMPLED AIR AND IN COLLECTED PARTICULATE-ENRICHED LIQUID. COLLECTION EFFICIENCIES RANGING FROM ...
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