#49 Airing Out the Dirty Truth: Reducing Viral Aerosol Risk After Toilet Flushing
07 August 2025

#49 Airing Out the Dirty Truth: Reducing Viral Aerosol Risk After Toilet Flushing

American Journal of Infection Control: Science Into Practice

About

What really happens when you flush the toilet? In this episode, environmental microbiologist Dr. Charles Gerba reveals the science behind aerosolized germs, viral cross-contamination, and the surprising role toilet flushing plays in spreading pathogens like norovirus. Discover how air sanitizer sprays can reduce airborne and surface contamination and what that means for infection prevention. If you've ever used a public restroom, this is one episode you don't want to miss.

With special guest:

Charles Gerba, PhD, University of Arizona