It is perspiration, most commonly known as sweat.
Moisture needs to take in energy to evaporate. That's why your skin feels cooled when it happens to sweat on your skin.
Lotion seals the skin and keeps moisture from escaping. It doesn't add moisture, but prevents your body from losing its own moisture.
Sweat
Moisture
the passage of water through a plant from the rootsthrough the vascular system to the atmosphere moisture given off by plants (+A)
It protects the meat of the onion and keeps moisture inside . It does this by clamping on to the onion making safe. thats why when you peel an onion the skin comes off in a big chunk.
Earthworms.
To aid in moisture retension.
Tears are moisture which flows from the eyes in order to lubricate the eyeball. Sweat is moisture which is exuded from pores in the skin in order to regulate its temperature by cooling it off. Both are saline solutions.
Mineral oil acts as a moisture barrier to prevent the loss of moisture from the skin, keeping the skin hydrated.
Skin protects you by keeping moisture in the body.