Is Drinking from the Toilet Bowl the Best Way to Deal with Water
Group: mn.politics · Group Profile · Search for trace in mn.politics
Author: Zaroc Stone
Date: Sep 20, 2008 09:25
..., the Daniel Okun Distinguished Professor of Environmental Engineering at the University of North Carolina. "It may contain trace amounts of contaminants. Reverse osmosis and UV disinfection are very good, but there are still uncertainties." And ... of water purity, T.D.S. stands for total dissolved solids and refers to the amount of trace elements in the water -- of 1,000 parts per million. But after microfiltration and reverse osmosis, the...
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