The fluid may slightly moisten the labial opening of the vagina, serving to make contact with this sensitive area more comfortable for the woman.

And this bone is peppered, as you can see, with the light shining through the skull with cavities, the sinuses, which warm and moisten the air we breathe.

You shall prepare a meal offering with it morning by morning, the sixth part of an ephah, and the third part of a hin of oil, to moisten the fine flour a meal offering to Yahweh continually by a perpetual ordinance.