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SINGAPORE, Oct 12 (dpa): Singapore-based scientists have come up with a device that detects coronavirus in the air of indoor spaces, raising the prospect of "airborne surveillance" of the virus to supplement testing of individuals.
The air-sampling method means "early warning of infection risks" could be possible in hospital wards and nursing homes, and could boost virus-monitoring capabilities in public places where people gather indoors, such as restaurants and cinemas.
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