Historical clue formulations

• Embitters — 2025-03-01
• Goes bad — 2021-10-02
• Many whiskey-based cocktails — 2021-04-07
• Turns bad — 2014-10-05
• Some whiskey drinks — 2009-02-08
• Goes bad — 2008-06-25
• Goes bad — 2006-12-20
• Whiskey drinks — 2006-12-18
• Gets down (on) — 2005-04-08
• Becomes unpleasant — 2004-10-23
• Turns — 2003-10-26
• Whiskey drinks — 2001-11-06
• Turns — 2000-03-26
• Whisky drinks — 1996-06-28
• Some cocktails — 1994-05-29