Adi Dravidar Welfare Minister A. Tamilarasi on Thursday launched a toll-free number, 1800 425 55 44, to enable people to know the details of schemes implemented by the government for Dalits. People can call any time during office hours to get information on TAHDCO schemes. Ms. Tamilarasi also gave appointment orders to 23 PG teachers recruited for schools run by the department. — Special Correspondent