 |
 |
| Staymates' home lab reveals how face coverings can slow spread of disease. This high-speed visualization illustrates airflow when coughing (it does not show the movement of virus particles). The uncovered cough expels a jet of air, whereas the covered cough stays closer to the face. Credit: M. Staymates / N. Hanacek / NIST. |
| © 2024 SPIE Europe |
|
