Airborne virus infectivity may also be diminished through as much as 99.98% through commercially to be had NPBI-based air purifiers, in step with experiment the usage of real-world concentrations of COVID-19 lines, flu and RSV viruses
symbol: The drawing illustrates the supply of certain and detrimental ions right into a room. Ions generated through the in-duct NPBI software (A) are delivered into the room thru diffusers (B) at the