Coronavirus can travel twice as far as official ‘safe distance’ and stay in air for 30 minutes, Chinese study finds | South China Morning Post

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Health authorities advise people to stay 1-2 metres apart, but researchers found that a bus passenger infected fellow travellers sitting 4.5 metres away.

Source: Coronavirus can travel twice as far as official ‘safe distance’ and stay in air for 30 minutes, Chinese study finds | South China Morning Post