Question

why does our eyes weepies when we cut onion?

Answer 1

It turns out when you cut an onion, it releases a gascalled, ready for this, Propanethiol S-oxide. When mixed with certain enzymes in the onion, it creates a sulfur gas. These gases then get to your eyes and create a mild acid which irritates the eyes...

It stimulates the eyes' lachrymal glands sothey release tears. Scientists used to blame the enzyme allinase for the instability of substances in a cut onion. ... The synthase enzyme converts the amino acids sulfoxides of the onion into sulfenic acid.

Answer 2

It turns out when you cut an onion, it releases a gas called, ready for this, Propanethiol S-oxide. When mixed with certain enzymes in the onion, it creates a sulfur gas. These gases then get to your eyes and create a mild acid which irritates the eyes.

However, onions pose no serious threat to yourvisual health. "Chopping onions can cause some burning and irritation and tears. Other than that, it's pretty safe on your eyes.

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