— By Ramez Naguib, P.E. — Effect of air filter rating on energy consumption in restaurants during COVID-19. This we know: COVID-19 is primarily transmitted from person to person through respiratory droplets, which are then released when someone with COVID-19 sneezes, coughs or talks. Infectious droplets can land in the mouths or noses of people who are nearby or possibly be inhaled into the lungs. Current data do not support long range aerosol transmission of SARS-CoV-2, such as seen with measles or tuberculosis. Short-range inhalation of aerosols is a …
