June 7 (IANS/ 101Reporters) "A strange sound comes out whenever I breathe," says Kulwant Bai (40) of Acharpura village, located about 20 km from Bhopal."I always have a sore throat. The local doctor could not help much. .
Stone mining involves the extraction of granite, limestone or marble from quarries or mines. Ballast, a type of gravel or crushed rock, is also extracted from some mines.