Why Do Onions Make You Cry?

Unless you've avoided cooking, you've probably cut up an onion and experienced burning and tearing from the vapors it produces.

Science Why Do Onions Make You Cry? Unless you've avoided cooking, you've probably cut up an onion and experienced burning and tearing from the vapors it produces. When you cut an onion, you break cells, releasing their contents, and making sulfuric acid in your eyes (really!). Here's how it works. READ NOW Advertisement READ THESE What's Stronger: An Atomic or Hydrogen Bomb? The Weirdest Pets to Ever Walk on a Leash Classic Cases of Accidental Porn Broadcasts You are receiving this newsletter because you subscribed to the Today I Learned newsletter. If you wish to unsubscribe, please click here A Dotdash Brand 1500 Broadway, 6th Floor, New York, NY, 10036 © 2017 Dotdash - All rights reserved. Privacy Policy.