Automobile water tank, also known as radiator, is the main part of automobile cooling system; The function is to dissipate heat. The cooling water absorbs heat in the water jacket, flows to the radiator and dissipates heat, and then returns to the water jacket for circulation, thus realizing temperature regulation. It is an integral part of an automobile engine.
Coolant, the full name of which should be called antifreeze coolant, refers to the coolant with antifreeze function, which can prevent the coolant from freezing and cracking the radiator and freezing the engine block when parking in cold season.
The warm air water tank, also called "small water tank", is installed in the evaporation box in the dashboard.