“The sense of smell of a dog like Rocco is 40 times stronger than a human’s, and we’ve specially selected and trained Rocco to pick up the scent of anything that’s not quite right as the whisky matures.” Rocco was trained for the role for six months in Pembrokeshire by dog expert Stuart Phillips. Mr Phillips said: “A dog like Rocco has such a powerful natural sense of smell that my job was to help him focus on identifying specific scents in the wood, and then communicating what he’s found to the Grant’s team.” Rocco, a newly employed sniffer dog helping with quality control ...