Germany’s Federal Institute for Occupational Safety and Health (BAuA) has published a report entitled Comparison of Inhalation and Intratracheal Instillation as Testing Methods for Characterisation of Granular Biopersistent Particles (GBP).  In Project F 2364, researchers conducted an in vivo validation study to evaluate the consistency of data with results obtained in the preceding intratracheal instillation… Continue Reading