Sniffer dogs have started to be deployed at Helsinki airport to detect Covid-19 among travellers, in a state-funded trial that it is hoped will provide a cheap, fast and effective alternative method of testing people for the virus.

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A dog is capable of detecting the presence of the coronavirus within 10 seconds and the entire process takes less than a minute to complete, according to Anna Hielm-Björkman, of the University of Helsinki, who is overseeing the trial

'Close to 100% accuracy': Helsinki airport uses sniffer dogs to detect Covid ► https://www.theguardian.com/world/2020/sep/24/close-to-100-accuracy-airport-enlists-sniffer-dogs-to-test-for-covid-19

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