Eli5: how come tears don’t sting our eyes even though they are salty?

Question

Eli5: how come tears don’t sting our eyes even though they are salty?

In: 1

Answer 1

The salt content is rather low and is specially suited to our eyes there are three different forms of tears, basal, reflex and psychic tears. https://youtu.be/HdtC8-LApEY