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Joseph F. Harrison, P.E., CWS-VI

Joseph F. Harrison, P.E., CWS-VI, is technical director of the Water Quality Association, Lisle, IL. He may be reached at (630) 505-0160. Prior to joining the WQA in 1990, Harrison was chief, safe drinking water branch for Region V of the EPA for 17 years.

Articles

ARTICLES

Water Treatment

March 15, 2006

Anyone who has sat through a high school science class may remember the term "osmosis."

Water Treatment: Softening Up Hard Water
Joseph F. Harrison, P.E., CWS-VI

Joseph F. Harrison, P.E., CWS-VI

January 9, 2006

While hard water is not considered to be unhealthy for people to drink, it can be very unhealthy for household plumbing, cleaning processes and water-using appliances.