A coolant is a liquid used in vehicles to control engine temperature by absorbing heat from the engine and dissipating it through the radiator, preventing overheating in hot conditions and freezing in cold weather. It flows through the engine’s cooling passages, picking up heat, then releases that heat as it passes through the radiator with the help of airflow. Beyond temperature regu... https://millenniumgroup.ae/what-is-coolant-how-does-it-work/