Bloodstain pattern Evaluation may be the scientific evaluation of blood spatter patterns found at against the law scene to reconstruct the gatherings with the crime. Apparatus for the arsenic test, devised by James Marsh James Marsh was the very first to use this new science for the art of forensics. https://forensicinvestigators56899.blogerus.com/49277005/5-essential-elements-for-forensic-investigation