Answers to customer questions from "Plain Talk About Drinking Water", a publication of the American Water Works Association. © 1997. Reprinted with permission

• What is hard water?

• When I put cubes that I've made in my freezer into a glass of water, white stuff appears in glass as the ice cubes melt. What is the white stuff and where does it come from?

• Should I install a water softener in my home?

• Why does my dishwater leave spots on my glasses?

• What is that white stuff in my coffee pot and on my showerhead and glass shower door? How can I get rid of it?


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