Fig. 7.
3-D view of the particle concentration at different times when sneezing or coughing (a–d: Vem=20 m/s, e–h: Vem=100 m/s): (a) t=0.05 s, (b) t=0.5 s, (c) t=5 s, (d) t=10 s, (e) t=0.05 s, (f) t=0.5 s, (g) t=0.6 s, (h) t=1 s.
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