Catalog · Physics of COVID-19 Transmission Lecture 4 of 49 Video 1-2: Transfer of Respiratory Pathogens—Airborne Droplets ← Previous Video 1-1: Transfer of Respiratory Pathogens—Droplet Formation Next → Video 1-3: Transfer of Respiratory Pathogens—Wells Curve Derivation (ASIDE) ✓ Mark complete Materials Transcript (PDF) ↗ transcript