By John Toth The Bulletin I admit it: I often take water for granted. I turn on the bathroom sink’s warm-water tap and run it at full blast until the water warms up. Then I wash my face and do all the morning rituals. Yes, I brush my teeth while the water is running. I am that bad. It’s not my fault; I don’t like cold water. I have never given much thought to how that water made it into the pipes. Most of us don’t. But it was quite a journey, and a small army of people is res