When is the appropriate time to add antifreeze?

1 Answers
Harmony
07/30/25 7:24am
Antifreeze should be added when the liquid level is below the minimum mark. Antifreeze, also known as antifreeze coolant, prevents the coolant from freezing during cold winter parking, which could otherwise cause the radiator to crack and the engine cylinder block to freeze. Antifreeze is a type of coolant containing special additives, primarily used in liquid-cooled engine cooling systems. It offers excellent performance in preventing freezing in winter, boiling in summer, and protecting against scale and corrosion year-round. There are many types of automotive antifreeze, such as calcium chloride from inorganic compounds, and methanol, ethanol, ethylene glycol, glycerin, lubricating oil from organic compounds, as well as common substances like sugar and honey from daily life. These can serve as the base liquid for antifreeze, and after adding an appropriate amount of purified soft water, they become what is generally referred to as antifreeze.
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