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Why sniffer dogs only detect `real` explosives

Last Updated: Sunday, March 02, 2014, 13:06

Have you ever noticed that sniffer dogs at Metro stations or airports do not bark at you though you may be carrying a few things that smell similar to explosives - like a plastic grocery bag?

Customs department facing shortage of sniffer dogs

Last Updated: Friday, December 16, 2011, 15:13

The Customs department is facing a shortage of sniffer dogs to detect drugs and counterfeit currency.

Delhi Metro to deploy new squad of sniffer dogs

Last Updated: Tuesday, March 30, 2010, 18:22

The Delhi Metro will deploy a new squad of sniffer dogs in order to increase vigil and thwart attempts of explosions on the rail network.