There are more atoms in a single glass of water than there are glasses of water in all the world's oceans combined — and if you marked every atom in one glass, dumped it into the sea, and waited for the oceans to mix completely, every glass of water on Earth - Space Daily

There are more atoms in a single glass of water than there are glasses of water in all the world's oceans combined — and if you marked every atom in one glass, dumped it into the sea, and waited for the oceans to mix completely, every glass of water on Earth Space Daily