The Relative Size of Particles.Single Covid virons die when not inside a water droplet. Masks also are electrostaticly charged meaning they attract droplets making them even more effective. Via @itsthemind

– via @visualcap #Virus #Bacteria #bacteriophage #Coronavirus #droplet #respiratorydroplet #wildfiresmoke #wildfire #dustparticle #redbloodcell #pollen #salt #sand #humanhair #scale #comparison #microscopy #nanotechnology #sizecomparison #science #allaroundscience #dataviz …