ScienceNoseTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceConor Dillon09/25/2018September 25, 2018Can an electronic dog nose perform better than the biological one? Also, why sweat smells, a dip into perfume and Cambodia's mine-sniffing rats.https://p.dw.com/p/35SAoAdvertisement