whydo onions make you cry – Neon Zone

Question: whydo onions make you cry
- Keywords:
  food,
  human bofy
Asked by Dalta 9 to Tiernan, Sonia, Mossy, Maureen on 16 Nov 2018.
- Sonia Lenehan answered on 16 Nov 2018:
  
  Because of a chemical irritant known as syn-propanethial-S-oxide. https://www.loc.gov/rr/scitech/mysteries/onion.html

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