Tears

Reason for tears when we cut onions


There is correct reason for getting tears in the eyes while chopping the onions. There is a substance in onion which brings tears in the eyes and this is called as propenesulfenic. When we cut the onion, this substance mixes in the air and hits our eyes. And then eyes get irritated and we get tears. Science tells that the tears from the eyes are good because the dust in the eyes gets washed away.

Posted in: Eyes,Oniin,Tears