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Why do onions irritate your eyes?

  1. May 19, 2003 #1
    Why do onions irritate your eyes?
    Last edited by a moderator: Feb 5, 2013
  2. jcsd
  3. May 19, 2003 #2
    Re: onions

  4. May 19, 2003 #3
    it contains sulfuric compounds
  5. May 19, 2003 #4
    How do these sulferic compounds affect our eyes? What do they do?
  6. May 19, 2003 #5
    sulfur compound + saline = sulfuric acid (very very small amounts)
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