No, we are not talking about the Air Conditioning System. It isn’t about keeping your person cool. It’s about keeping your engine cool. Well, keeping it cool is maybe a simplistic way to say it, as the engine never really gets cool while working. But it should at least be kept from overheating. It toils at insanely high temperatures and needs an external source of cooling to keep it running. Wait, how come that antifreeze prevents the engine from overheating? Antifreeze, the crucial ingredient of coolant (the other ingredient is water, mixed at exactly 50/50 rate), also protects … [Read more...]