A radiator is a heat exchanger used to transfer thermal energy from one medium to another. In a car, the radiator is responsible for cooling the engine by circulating coolant through the engine block and then through the radiator, where the heat is dissipated to the atmosphere. Over time, radiators can develop leaks, which can lead to overheating and engine damage. Radiator stop leak is a product that can be added to the cooling system to seal small leaks and prevent further coolant loss.
There are many different types of radiator stop leak products on the market, each with its own advantages and disadvantages. Some products are designed to be temporary fixes, while others are designed to provide a more permanent solution. The best radiator stop leak for a particular application will depend on the size and location of the leak, as well as the type of cooling system. It is important to read the product label carefully before using any radiator stop leak product, as some products may not be compatible with all types of cooling systems.