coolant

• Stoff, meist eine Flüssigkeit oder ein Gas, der dazu dient, die Temperatur eines Systems oder Geräts zu senken oder zu regulieren, etwa in einem Motor, in Kühlsystemen oder in einem Kernreaktor.

A substance, typically a fluid, used to reduce or regulate the temperature of a system or device, such as an engine or nuclear reactor.

1. Heat transfer fluidB2formaltechnical

   A fluid used to remove heat from a system or device, preventing overheating.

   Kühlmittel

   • The car's engine requires coolant to prevent overheating.
   • The nuclear reactor uses a special coolant to regulate temperature.
   • Check the coolant level in your radiator before a long trip.