For centuries, the British royal crown and parliament have had a say over the distilling habits of the Irish. Where did it all start? I'll dive deep into the history to find an inception point for the control over distilling in Ireland.   Meanwhile, Alfred Barnard will find his way to the largest distillery in the world and I'll make two stops on my visit, including one involving two kinds of unforgettable fires.   Enjoy episode 4 of this Irish Whiskey journey.