Fight the virus.
Ensuring low PM2.5 and good ventilation in any space used by occupants.
“[…] the risk of infection is much higher in poorly ventilated, crowded areas.”
“Appropriate ventilation, when properly applied and designed, can limit the spread of airborne pathogens throughout a healthcare facility.”
“According to the recent SIMA analysis of Covid-19 diffusion in Italy, the atmospheric particulate matter exercises a carrier (or boost) action along with the virus.”
“A small increase in long-term exposure to PM2.5 leads to a large increase in the COVID-19 death rate.”