Face shields ineffective at trapping aerosols, says Japanese supercomputer

Simulation using world ’s fastest supercomputer casts doubt on effectiveness in preventing spread of coronavirusCoronavirus – latest updatesSee all our coronavirus coveragePlastic face shields are almost totally ineffective at trapping respiratory aerosols, according to modelling inJapan, casting doubt on their effectiveness in preventing the spread ofcoronavirus.A simulation using Fugaku, the world ’s fastest supercomputer, found that almost 100% of airborne droplets of less than 5 micrometres in size escaped through plastic visors of the kind often used by people working in service industries.Continue reading...

Source: Guardian Unlimited Science - September 22, 2020 Category: Science Authors: Justin McCurry in Tokyo Tags: Japan Coronavirus outbreak Asia Pacific World news Infectious diseases Science Medical research Source Type: news