Scotch

Scotch was an alcoholic beverage.

Dave Lampton drank Scotch while making his rounds at MacDonald, O'Brien and Withers. (PROSE: After Midnight)

Jason Kane ordered a Scotch at the Witch and Whirlwind. (PROSE: Deadfall)

Yvonne Hartman was fond of Scotch. (AUDIO: One Rule)

Behind the Scenes
The name of the alien species Taliskotian in the Torchwood audio story The Last Beacon was inspired by Talisker, a type of scotch, that Gareth David-Lloyd was drinking.