1. Consumers increasingly use bottled water, home water treatment systems to avoid direct tap water;Gelt;Arroyo,1996
2. Lewis SA. Trouble on tap: if we’re so technologically advanced, why can’t we safely drink water from our faucets, Sierra Club, 1995. www.exemplar. net/water/technology.html.
3. Granular activated carbons from sugarcane bagasse;Marshall;Int Sugar J,2000
4. Adsorption properties and microstructure of activated carbons produced from by-products by stream pyrolysis;Gergova;Carbon,1994
5. Active carbon;Bansal,1988