Water Filters
4 links
Home Water Treatment Using Activated Carbon
msue.msu.edu
Discussion and guidelines from a 1997 article from the Michigan State University Extension.
HowStuffWorks: Charcoal Filters
howstuffworks.com
What is activated charcoal and why is it used in filters?
HowStuffWorks: Reverse Osmosis
howstuffworks.com
How does reverse osmosis work to purify or filter the water?
Treatment Systems for Household Water Supplies - Activated Carbon Filtration
ext.nodak.edu
1992 article from the North Dakota State University Extension Service explaining in detail what activated charcoal systems can and cannot do.
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