Highlights•The status of fluoride contamination in groundwater of Asian countries is
reviewed.•India, Pakistan and China are critically affected by fluoride contamination.•Dental …

The groundwater contamination with arsenic and fluoride has threatened the well-being of a
vast number of people worldwide. Countries of South-East Asia, including Bangladesh …

Fluoride contamination in drinking water due to natural and anthropogenic activities has
been recognized as one of the major problems worldwide imposing a serious threat to …

Natural zeolites are abundant and low cost resources, which are crystalline hydrated
aluminosilicates with a framework structure containing pores occupied by water, alkali and …

Fluoride in drinking water has a profound effect on teeth and bones. Up to a small level (1–
1.5 mg/L) this strengthens the enamel. Concentrations in the range of 1.5–4mg/L result in …

Fluoride is one of the anionic contaminants which is found in excess in surface or
groundwater because of geochemical reactions or anthropogenic activities such as the …

In this study, the adsorption of fluoride ion (F-) from synthetic wastewater was performed
using activated carbon/Fe 3 O 4 nanocomposite in a batch system. To prepare activated …

Excessive intake of fluoride (F), mainly through drinking water, is a serious health hazard
affecting humans worldwide. There are several methods used for the defluoridation of …

Groundwater pollution by fluoride is one of the prime concerns of the world population due
to its toxicity, which results in adverse health impacts. In this paper, we review the current …

Groundwater is the major source of drinking water supply in the bulk of African urban and
rural communities. However, groundwater in some parts of the African countries contains …