Historical clue formulations

• Pollen, cat hair, etc. — 2025-09-30
• Subjects of some food package warnings — 2017-03-19
• They might make you tear up — 2008-08-22
• Causes of some breakouts — 2008-08-08
• They can cause eruptions — 2006-02-04
• Causes of catarrh — 2000-11-11