Historical clue formulations

• Seethes — 2025-04-02
• Sees red — 2024-02-18
• Sees red — 2023-10-08
• Sees red — 2013-11-03
• Gets really steamed — 2002-12-24
• Gets really steamed — 1998-10-13
• Cooks in a caldron — 1998-04-27
• Purifies, as water — 1996-07-23
• Is angry — 1996-06-22
• Seethes — 1996-04-09
• Simplifies, with "down" — 1994-10-27
• Bubbles — 1993-12-18