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Re: Coolant Evaporation and Concentration
Posted to Technical Theory Forum on 4/16/2018 1 Reply

On a vehicle, the cooling system is sealed at lower temp and pressure. At higher temp and pressure is when the system is vented.

I would recommend a test where the coolant and water mixture is heated to normal engine temp, like 200 degrees F or so, and const... Login to read more.

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