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Summary
DescriptionRespirations at rest.ogg
English: Real time infrared imaging of a person breathing at rest without (top) and with (bottom panel) a mask. The warm exhaled CO2 is detected by an infrared camera. Rapid jets are exhaled from an unmasked person whereas the warm exhaled air is slow down by a mask and rises due to buoyancy.
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Real time infrared imaging of a person breathing at rest without (top) and with (bottom panel) a mask. The warm exhaled CO2 is detected by an infrared camera.
Visualisation du CO2 expiré par une personne en l'absence d'un masque (haut) et sans masque (bas).