Hot Water Heater Anode

water heater
An appliance for supplying hot water for purposes other than space heating or pool heating.
a heater and storage tank to supply heated water
Water heating is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have many uses.

anode
the negatively charged terminal of a voltaic cell or storage battery that supplies current
The positively charged electrode by which the electrons leave a device
a positively charged electrode by which electrons leave an electrical device
The negatively charged electrode of a device supplying current such as a primary cell
An anode is an electrode through which electric current flows into a polarized electrical device. Mnemonic: ACID (Anode Current Into Device).

hot
Feeling or producing an uncomfortable sensation of heat
extended meanings; especially of psychological heat; marked by intensity or vehemence especially of passion or enthusiasm; "a hot temper"; "a hot topic"; "a hot new book"; "a hot love affair"; "a hot argument"
Having a high degree of heat or a high temperature
(of food or drink) Prepared by heating and served without cooling
used of physical heat; having a high or higher than desirable temperature or giving off heat or feeling or causing a sensation of heat or burning; "hot stove"; "hot water"; "a hot August day"; "a hot stuffy room"; "she's hot and tired"; "a hot forehead"
characterized by violent and forceful activity or movement; very intense; "the fighting became hot and heavy"; "a hot engagement"; "a raging battle"; "the river became a raging torrent"