Researchers Develop Herbal Method to Remove Fluoride from Drinking Water

Redicecreations: Researchers in India have developed a filter system based on a medicinal herb, which they say can quickly and easily remove fluoride from drinking water. The technology described in the March issue of the International Journal of Environmental Engineering uses parts of the plant Tridax procumbens as a biocarbon filter for the ion. Drinking water can contain natural fluoride or fluoride might be added as a protective agent for teeth by water companies. However, its presence is not without controversy while in some natural drinking water levels may be above those considered safe by the World Health Organisation. Chemist Malairajan Singanan of the Presidency College (Autonomous), in Chennai, points out that the WHO guidelines suggest that a safe level of fluoride is 1.5 milligrams per liter...read more>>>...