Indian scientists find N95 masks most effective at stopping Covid-19 spread


 

N95 masks may be the most effective at reducing the spread of the novel coronavirus, according a study by researchers, including those from the Indian Space Research Organisation (ISRO), which suggests that any mask is better than no mask at preventing COVID-19.

The researchers noted that airborne transmission by respiratory aerosol droplets produced during coughing and sneezing is the dominant mode of spreading for infectious diseases such as COVID-19.

Padmanabha Prasanna Simha, from ISRO, and Prasanna Simha Mohan Rao, from the Sri Jayadeva Institute of Cardiovascular Sciences and Research in Karnataka, experimentally visualised the flow fields of coughs under various common mouth covering scenarios.

The, study published in the journal Physics of Fluids, found N95 masks to be the most effective at reducing the horizontal spread of a cough. Read More

 

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