Show HN: Calculate how many masks are needed for coronavirus (wars-mask.surge.sh) 3 points by blader_johny 6y ago ↗ HN
[–] bradwood 6y ago ↗ Masks are largely ineffective in controlling the spread of Corona so the answer is 0.Source: https://www.bbc.co.uk/news/health-51205344
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[ 3.0 ms ] story [ 10.1 ms ] threadSource: https://www.bbc.co.uk/news/health-51205344