Field and Garden: Drinking water - bottled or tap?

Some readers may know that my wife and I lived in China for 18 years before moving to North Dakota.

I was telling a group of men about our experience during breakfast several weeks ago, when the topic of water came up.

“The tap water in China is untreated and not safe to drink,” I said. “Those who can afford it typically have purified water in five-gallon bottles delivered to their homes. The alte...