Question

how dose excess fluride ion effect as

Answer 1

Fluorosis is a disease caused by water that contains high amount of fluoride and particularly in ground water. To investigate this issue, the Water Research Commission (WRC) in partnership with the University of Venda, Department of Hydrology and Water Resources, conducted a study on fluoride concentrations in groundwater and impact on human health in Siloam village, Limpopo Province, South Africa. It was found that most of the inhabitants of Siloam village rely on groundwater for their domestic water use due to the inadequate piped water supply. The findings showed that of 87% of households that use groundwater, an alarming 85% of household members had mottled teeth, and school learners between the age of 11 and 14 also had developed mottled teeth.

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