June 2006
Volume 48 Number 6
 
Cover
Trihalomethane Removal with Activated Carbon
by Robert J. Potwora
Trihalomethanes (THMs) have been found to be the most wide-spread organic contaminants in drinking water. Trihalomethanes are part of a group of organic chemicals that contain one carbon atom,...  read more
 
GAC Kinetics
by C.F. 'Chubb' Michaud
It is well understood that high surface area and access to that area is what separates one GAC from another. GAC does, indeed, have a very high surface area--about 1,000 m2/gm. That's over 100 football fields per pound of average GAC.  read more
 
Features
Why Naturally Soft and Softened Water Are Not the Same
by Joseph F. Harrison
Observational studies have lead to the hypothesis of a possible inverse correlation between water hardness and cardiovascular disease mortality in the general population, that is, that there may be a link between...   read more
 
Health Aspects of Calcium and Magnesium in Drinking Water
by Joseph Cotruvo
NSF International and the International Life Sciences Institute assembled a diverse group of nutrition, medical, epidemiological and scientific experts in Baltimore, MD on April 24-26 for an International Symposium on Health Aspects of Calcium and Magnesium in Drinking Water.  read more
 
Why Gather Scientists Together to Examine Prevailing Research When the Decision on How to Proceed Has Been Previously Decided?
by Susan R. Feldman
This is the prevailing question I came to ask myself and others after attending the World Health Organization/International Life Sciences Institute/National Sanitation Foundation (WHO/ILSI/NSF) Symposium on Calcium and Magnesium in Drinking Water held in Baltimore, Md., April 24-26, 2006.  read more
 
Drinking Water, Magnesium and Human Health-What`s Next?
by Andrew Warnes
The past several weeks have given the point of use/point of entry (POU/POE) water treatment industry time to let the details of the Baltimore Symposium on the Health Aspects of Calcium and Magnesium in Drinking Water soak in.  read more
 
The Joys of Membership! PWQA Barbecue Success
by Karen R. Smith
What traveled on wheels, had 162 legs* and consumed 75 pounds of Sheboygen bratwurst? The attendees at Pacific Water Quality Associations Southern California Barbecue Round Up, thats what!  read more
 
Web Exclusive
Columns
Dealer Opinion: Let`s Get Physical CALMAG LTD.
by Charles Wysocki read more
 
Pumpkins for Everyone!
by WC&P Staff read more
 
Water China, 2006
by Rick Andrew read more
 
Avian Influenza and the Waterborne Transmission Route
by Kelly A. Reynolds read more
 
Viewpoint: Blindsided
by Karen R. Smith read more