about the chemical analysis report. PW.5 is the mahazar witness. PW.6 is the attesting witness. PW.7 and PW.8 are the sons of the deceased, aged 16 and 12 years on the date of deposition and they were treated as hostile witnesses. PW.9 is the Staff of the Private Hospital, who gave first aid to the deceased. PW.10, Judicial Magistrate, had recorded the statement from PW.1. PW.11 is the Doctor of Kilpauk Medical College, who informed the police about the death of the deceased. PW.12 is the Doctor, who conducted the post-mortem. PW.13, Sub Inspector of Police has spoken about the recording of the statement of the deceased and registration of the First Information Report. PW.14 is the Court Staff, who sent the material objects to the forensic science Department for chemical analysis and spoken about the same. PW.15, the Subordinate Judge of Tindivanam Sub Court, has spoken about the recording of dying declaration. PW.16 Dr.Rossy has certified about the mental condition of the deceased at the time of recording Ex.P13 statement by PW.13 on 21.01.2006 at about 12.00 a.m. and then again at the time of recording Ex.P16 dying declaration on 23.01.2006 at 6.50 p.m. PW.17 Doctor has spoken about the 1st accident register, Ex.P18 and admission of the deceased in the burn injury ward. PW.18 Doctor has spoken about the second accident register, Ex.P19 and admission of the deceased in Kilpauk Medical College. PW.19 is the Investigating Officer, who has spoken about the investigation of the case and recording statement of the witnesses and filing of the charge sheet.