A collection of deep-frozen human body odours is helping police dogs in eastern China track down criminals, the Xinhua news agency reports. Some 500 odours, sampled from criminals and from different crime scenes, are stored in the scent "bank" in Nanjing.
'Stored odours' nail China felons
'Stored odours' nail China felons
'Stored odours' nail China felons
A collection of deep-frozen human body odours is helping police dogs in eastern China track down criminals, the Xinhua news agency reports. Some 500 odours, sampled from criminals and from different crime scenes, are stored in the scent "bank" in Nanjing.