the shower is a manmade device usually consisting of a shower head and a tub, some showers may not include a tub, these kinds of showers are called "walk-in" showers. water flows through the shower head by means of a pipe system connecting water from a facility to the head, which often has temperature settings that are controlled by a heating center in the building the shower occupies. the highest setting is usually not used as it may cause burns.
"a walk-in shower."
