Most of us would have come out of the eye when cut into onions in the kitchen. Have you ever wondered why that happens this is mainly due to some enzymes contained in onions.
This scientific reason is
On the cutting, the inside cells of the onion will break and the resulting gas becomes sulfuric acid. This acid combines enzymes with the release of gasoline S-oxide.
This gas becomes sulfuric acid when it joins our tears. Because we work on sulfuric acid eyes we cry when cut onion. But you are
When the onion is repeatedly cut, it will not affect the eye.