You may be aware that Covid-19 spreads via airborne particles and droplets, and that the virus can remain suspended in the air for minutes to hours. However, did you know that a healthy adult consumes 18kg of air a day on average, while a child consumes and requires twice that amount? Did you also know that we spend up to 90% of our time, or 22 hours a day indoors and that indoor air contains two to five times more pollutants and germs than the fresh air outdoors?