Viral particle transport in buildings (AUDIO) DOE/Pacific Northwest National Laboratory Your browser does not support the audio element. Caption PNNL scientists Leonard Pease and Timothy Salsbury discuss their study, which modeled how the viral particles that cause COVID move through buildings. Credit Interview by Nick Hennen/Pacific Northwest National Laboratory Usage Restrictions None except – please give credit to Nick/PNNL License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.