Why Do Onions Make You Cry?

A few chemistry-backed tips you can try at home to stop the tears before they start.


Common in cuisine all around the globe, onions are renowned for their ability to make us all look like cry babies. In Reactions’ latest video, we get to the bottom of this teary phenomenon and reveal exactly what chemical mechanisms trigger it.

View Comments

American Chemical Society——

American Chemical Society, ACS is a congressionally chartered independent membership organization which represents professionals at all degree levels and in all fields of chemistry and sciences that involve chemistry.