Sniffer dogs at Airports or Metro stations do not bark at you even if you carry things like plastic grocery bags that smell similar to explosives. The sniffer dogs just do not respond to odours 'similar' to explosives and would detect only the real explosive, finds new research. A research team at the Indiana University - Purdue University Indianapolis (IUPUI) has helped determine the science behind how canines locate explosives such as Composition ...
via Medindia Health News
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