Chapter 9, Problem 19RQ

Summary Introduction

To find: If one test method involves the transfer of residues on the surface chemically treated photographic paper.

Introduction: Garments of both the target and the shooter are primary items which are important for determination of gunpowder residues from the site of crime. The firearm analyst identifies the colors, shapes, and sizes provide visual evidences through infrared photography. The gunshot residues are further detected by chemical analysis.