body, mention the type of stains, site, size, colour, number of swabs collected from each site. 7. Collect loose scalp and pubic hair by combing the SAS. Intact scalp and pubic hair should also be collected from the SAS so that it can be compared with the hair of either SAS or the perpetrator. Hair samples should be preserved in the catchment paper to be folded and sealed. 8. Nail clippings and scrapings must be taken from both the hands of SAS and packed separately. 9. Oral swabs should be taken from the posterior parts of the buccal cavity, behind the last molars of SAS for detection of semen /spermatozoa. The same should be air dried and separately packed. D. Collection of Blood and Urine samples 1. Collect the blood sample of SAS for testing of HIV, VDRL, HBsAg status and also to compare it with any other blood stains collected during the proceedings. 2. Collect the blood and urine samples for detection of drugs and alcohol to determine what drugs the SAS used or consumed or alleged to have been forced to consume. 'Collect venous blood' with a sterile syringe and needle and transfer to 3 sterile vials/vacutainers. It should be distributed in 1®' plain vial for blood grouping and drug estimation, 2"*^ vial for alcohol estimation in Sodium fluoride vial and 3"^ EDTA vial for DNA analysis. These samples must be refrigerated until handed over to next in chain of custody. Use a 'sterile container' to collect minimum 100 ml of urine or as maximum as possible. Urine pregnancy test should be done and the result should be incorporated in the report.