Alarm over fluoride level in water
As many as 200 districts in the country have a high fluoride concentration in ground water. About 25 million people, spread over 17 states, are affected, while another 66 million have been described
As many as 200 districts in the country have a high fluoride concentration in ground water. About 25 million people, spread over 17 states, are affected, while another 66 million have been described