Coolant, since it pertains to vehicles, is Ordinarily a liquid or gasoline substance used to control the temperature of the motor. Liquid coolants are generally 50 % drinking water and 50 % ethylene glycol. H2o is accustomed to transfer heat when ethylene glycol is used to decrease the freezing stage https://andyexrlc.newsbloger.com/27795885/types-of-coolant-for-bmw-335i-an-overview