🧅😭 Cutting an onion doesn't make you cry because you're sad. Your eyes are actually defending themselves!
When an onion is cut, it releases irritating sulfur-based chemicals that reach your eyes and trigger your tear glands to wash them away.
Your tears are basically your eyes' emergency cleaning system. 👁️
Would you have guessed that? 👇
#OnionTears #MedicalAnimation #ScienceExplained #HumanBodyFacts #DidYouKnow
