Air flow rate from nostril

Nostril air velocity (RMS value)

CO2 emission

CO2 flux from nostril (RMS value)

Metabolic heat

CFU emission

[l/h]

[m/s]

[l/h]

[mol/(m2 s)]

[W]

[CFU/s]

Medical staff

2000

1.964

80

2.143

131.9

3

Patient

300

0.295

12

0.321

96.6

0

Persons (corridor)

500

0.491

20

0.536

112.3

6