Covid 19 coronavirus: Research shows results of masks with different layers

New Zealand Herald Friday, 24 July 2020 ()
Covid 19 coronavirus: Research shows results of masks with different layersA study conducted by a team of Australian researchers from the University of NSW found homemade face masks likely need at least two layers to curb the spread of Covid-19.The researchers compared the effectiveness of single and double-layer...
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News video: Sero Survey says 23% exposed to Covid in Delhi, no Amarnath Yatra this year

Sero Survey says 23% exposed to Covid in Delhi, no Amarnath Yatra this year 05:32

 Hindustan Times’ National Political Editor, Sunetra Choudhury brings you the top stories you need to know. Sunetra talks about the number of covid-19 cases in India so far, results of Sero Survey, how different parliament would be next month, govt’s warning against N-95 masks. Watch the full...