
Why Do Onions Make You Cry?
Season 3 Episode 24 | 2m 18s
We're looking at the chemistry behind why onion chopping makes you cry.
We get to the bottom of this teary phenomenon and reveal exactly what chemical mechanisms trigger it. The video also features a few chemistry-backed tips you can try at home to stop the tears before they start.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback

Why Do Onions Make You Cry?
Season 3 Episode 24 | 2m 18s
We get to the bottom of this teary phenomenon and reveal exactly what chemical mechanisms trigger it. The video also features a few chemistry-backed tips you can try at home to stop the tears before they start.
Problems playing video? | Closed Captioning Feedback
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