Overview:David Hayman surveys the state of the Scotch whisky industry and examines the threats to its world dominance. He meets coopers and coppersmiths, whose craft it relies on, before visiting Campbeltown to enrol on a distilling course. Hayman is then schooled in the alchemy of blending whisky by Kirsteen Campbell, Famous Grouse master blender, and visits distilling students at Heriot-Watt University.