Coolant or antifreeze is an alcohol-based additive that’s usually green (although it can also be red, blue, and orange) and made up of Ethylene Glycol. As the name suggests, coolant/antifreeze ...

Blue coolant is another organic acid-base solution ... It features the superior anti-freeze/anti-boil properties of organic acid-based coolants and the anti-corrosion silicates of an ethylene ...