Water Filters

See also:

• Science: Environment: Water Resources: Drinking Water: Filtration and Treatment  (66)
• Shopping: Home and Garden: Kitchen and Dining: Water Treatment  (117)

Home Water Treatment Using Activated Carbon - - Discussion and guidelines from a 1997 article from the Michigan State University Extension.

HowStuffWorks: Charcoal Filters - - What is activated charcoal and why is it used in filters.

HowStuffWorks: Reverse Osmosis - - How does reverse osmosis work to purify or filter the water.

Treatment Systems for Household Water Supplies - Activated Carbon Filtration - - 1992 article from the North Dakota State University Extension Service explaining in detail what activated charcoal systems can and cannot do.