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Modelling and simulation

Modelling and simulation

Face shields cannot protect wearers from virus particles carried by vortex rings

16 Dec 2020
Sneeze vortex
Vortex flow: still from a simulation video showing how air from a sneeze can envelope a face shield. (Courtesy: Fujio Akagi/Isao Haraga/Shin-ichi Inage/Kozaburo Akiyoshi)
Vortex rings created when a person sneezes can transport virus particles to the noses of people wear

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Sam Jarman is a science writer based in the UK
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