As a 70 kilogram male 42 liters of so 42 kilograms of me is water. So therefore you need to have a system that tightly regulates yeah, it's amazing. We come out of the ocean We're still bags of fluid. I'll wait 70 kilograms You at the beach. This is this that's what my wife calls him when he's just laying there in the sun she goes look at that bag of fluid Uh, so as a 70kg male 42 liter of so 42 kgs of me are water. Yeah, that's a lotYeah for someone that walks on land and doesn't have doesn't always have easy access to water at least historically. And all bleed out