Fluoride primarily produces effects on skeletal tissues (bones and teeth) and has a narrow range between intakes that cause beneficial and detrimental health effects. Elevated levels of fluoride (>1.5 mg/L) in the drinking ...

Excessive and undesirable level of fluoride in drinking water supplies is a major problem in the Rift Valley of Ethiopia. It has been reported that people in the Rift Valley of Ethiopia are consuming water up to 33 mg ...