Fluoride content of water concerns experts
Mr G.R. Borthakur the deputy chief chemist of the Directorate of Geology and Mining, said the directorate, along with the Central Ground Water Board, had undertaken a survey in Karbi Anglong district
Mr G.R. Borthakur the deputy chief chemist of the Directorate of Geology and Mining, said the directorate, along with the Central Ground Water Board, had undertaken a survey in Karbi Anglong district