February 2007
Volume 49 Number 2
 
Cover
Water Softeners Significantly Reduce Greenhouse Gases
by John & Candice Blount
This study compares the consumption of detergent, bottled water and water heater energy against that of a residential ion exchange water softener and undersink reverse osmosis (RO) unit in a hard water environment.  read more
 
POU/POE Treatment in North America
by Peter S. Cartwright, P.E.
Based on my observations, North Americans seem less likely than others to completely trust municipal authorities to provide reliably safe drinking water on a continuous basis.  read more
 
5452: New Israeli Standard for Products in Contact with Drinking Water
by Anat Kartaginer
This article surveys the functions of the Israeli Standards Institute, with extensive reference to current activities that include the adoption of Standard 5452 which defines the requirements for adjustment of products that come into contact with drinking water with reference to their impact on water quality.  read more
 
This is not your father's Oldsmobile: Today's RO
by Shannon P. Murphy
Its the time of year when auto shows are displaying the new designs and features that are coming down the line in the 08 models. Its also the season for the classic car shows-here in Phoenix, the annual Barrett Jackson auction...   read more
 
The Basics of Ion Exchange and Water Chemistry, Part 1
by C.F. 'Chubb' Michaud
Look around: thousands of heavenly bodies in the night sky (comprising a mere fraction of one percent of the known universe), hundreds of cities, millions of houses filled with tens of millions of people. It is somewhat amazing to realize that all of it-every single thing is made up of only three components: electrons, protons and neutrons.   read more
 
Features
California Device Registration
by Tina Fischer
It takes time, effort and a bit of genius to manufacture a reliable product to protect the general public from lead, cysts, mercury and the many other contaminants that come into contact with drinking water.  read more
 
WQA Aquatech USA 2007 Show

Schedule of Events  read more
 
Colorado Water Quality Convention Recap
by Larry L. Lewis
It was Friday September 22, 2006, in beautiful Estes Park, Colorado. The Colorado Water Quality Association (CWQA) and the Rocky Mountain Water Quality Conference was under way.  read more
 
Modern GRPD Test Differentiates Activated Carbons
by Henry Nowicki
Many purchasers of activated carbons for water and wastewater remediations and vapor-phase applications are not aware of the benefits of having advanced test methods provided as a part of the purchasing process.   read more
 
Web Exclusive
Columns
In the Path of Paul Revere--But No Midnight Rides
by Denise M. Roberts read more
 
How Do You Help Everyone?
by Karen R. Smith read more
 
Certification of Products with Multiple Technologies
by Rick Andrew read more
 
Water Quality Control in Premise Plumbing
by Kelly A. Reynolds, MSPH, Ph.D. read more
 
Tech Talk: Can Physical Water Treatment Prevent and Control Scale?
by Karen R. Smith read more
 
Viewpoint: WQA Aquatech, USA
by Peter J. Censky, WQA Executive Director read more