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Every month in Water Technology Magazine, "Professor POU/POE" answers reader questions about point-of-use/point-of-entry water treatment.
If you have a question for the Professor (also known as David Bauman, Technical Editor), send an e-mail to rdipaolo@ntpmedia.com and we'll pass it along. With your question, please indicate your general location (region, state, province, etc.). Not all questions will be chosen for publication.
Write for WT
Water Technology welcomes and encourages editorial contributions from the world of residential water conditioning, bottled water delivery, and treatment for commercial or light industrial applications.
To place a classified ad online, e-mail your ad text to pharrington@ntpmedia.com or call Pat Harrington at 518-640-9173.
Bookstore
WaterTechBooks.com is an online bookseller for the water treatment industry. It has dozens of titles in stock, in a variety of categories. A simple e-commerce platform allows you to complete your transaction online and have your books shipped directly to your home or business.
Every month in 
