1、家用汽车不需要水,但是需要冷却液。冷却液的全称是防冻冷却液。
2、冷却液,全称应该是防冻冷却液,意思是具有防冻功能的冷却液。防冻液可以防止寒冷季节停车时冷却液结冰,冻裂散热器,冻住发动机缸体。防冻液不要在冬天用,一年四季都要用。
3、汽车正常保养期间,每年都要更换发动机防冻液。主要成分是固态的二氧化碳。冷却液由水、防冻液和添加剂组成,根据防冻液成分的不同可分为醇类、甘油类、乙二醇类和其他类型的冷却液。

1, family expenses car does not need water, but need cooling fluid. The full name of cooling fluid is prevent frostbite cooling fluid.
2, cooling fluid, full name should be prevent frostbite cooling fluid, means has the cooling fluid of prevent frostbite function. The cooling fluid when antifreeze can jockey with preventing cold season is frozen, aspic cracks radiator, aspic lives engine cylinder body. Antifreeze does not want to be used in the winter, want to use all the year round.
3, during the car maintains normally, should change every year engine antifreeze. Bases is the carbon dioxide of solid state. Cooling fluid is comprised by water, antifreeze and additive, according to antifreeze part different can divide for alcohol kind, glycerine kind, glycol kind the cooling fluid with other type.