The main identified procedure was published in 1955 (Straeter and Crawford 1955). The authors mentioned that “fire leaves its fingerprints and that every finger of flame leaves its effects and the examine of those consequences will help you decide the location in which it burned initially” (Straeter and Crawford 1955). https://riverogwlc.madmouseblog.com/7207419/a-simple-key-for-fire-investigation-services-unveiled