sweat!
These are called sweat glands.
These are called sweat glands.
The skin sweats a liquid which evaporates and cools the body. An Ac system has an evaporator. The liquid goes in, gets evaporated and air flow over the evaporator cools the structure.
gall bladder
gall bladder
Sweat is a salty liquid from pores.
The air blows against the perspiration, and it in turn cools the skin as it evaporates. When a liquid evaporates is cools. This is how a swamp cooler works.
sweat take heat to the skin where it is evaporated and takes the heat with it.
A gas changes to a liquid through condensation.
The process in which a gas cools to form a liquid is known as condensation.
Condensation.When a gas cools to form a liquid it's called condensation
Cools the skin by evaporation