As an alternative to chemicals, researchers are studying ceramic membrane filters -- honeycomb-like networks of tiny channels separated by thin ceramic films, or membranes. When water flows ...

Ceramic membranes are a type of artificial membranes used to filter out impurities during water treatment. They are used extensively in Japan at almost 120 water treatment plants.

"Sifting Out Cure For HIV: Special Ceramic Membranes Could Filter Virus From Blood." ScienceDaily. ScienceDaily, 28 February 2007. <www.sciencedaily.com / releases / 2007 / 02 / 070215132254.htm>.