Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Miscellaneous

Why do people cry when they cut onions?


Onions produce the chemical irritant known as syn-propanethial-S-oxide. It stimulates the eyes' lachrymal glands so they release tears. Scientists used to blame the enzyme allinase for the instability of substances in a cut onion.

{{ relativeTimeResolver(1576962320695) }}

LIVE
Points points 607
Rating

Similar Questions
Sign in to view all similar questions
Miscellaneous 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE