Multistage liquid impinger.

This publication has 6 references indexed in Scilit:

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• On the Calibration of Cascade Impactors
  Annals of Occupational Hygiene, 1963
• The Efficiency of Various Liquid Impinger Samplers in Bacterial Aerosols
  Occupational and Environmental Medicine, 1957
• The Construction of Critical Orifices Working with Small Pressure Differences and Their Use in Controlling Airflow
  Occupational and Environmental Medicine, 1955
• The Pre-Impinger: A Selective Aerosol Sampler
  Occupational and Environmental Medicine, 1953
• A wind tunnel for the study of airborne infections
  Epidemiology and Infection, 1952