Chapter 6, Problem 3ACT

a.

Summary Introduction

To determine: Whether prints on a leather sofa should be developed using fingerprint powder or chemicals

Introduction: Developing fingerprints is a tedious task. Visualization of such prints is done by various techniques. The selection of techniques depends upon the surface to be examined.

b.

Summary Introduction

To determine: Whether prints on a mirror should be developed using fingerprint powder or chemicals

Introduction: The fingerprint powder can be used to collect prints from various surfaces. These powders readily stick to the surface and hence are very useful.

c.

Summary Introduction

To determine: Whether prints on a painted wooden knife handle should be developed using fingerprint powder or chemicals

Introduction: A fingerprint is very reliable source of information for the examiners. Thus, it is important to choose the right method while collecting prints from any kind of surface.

d.

Summary Introduction

To determine: Whether prints on blood-soaked newspapers should be developed using fingerprint powder or chemicals

Introduction: Latent prints can also be identified by using various chemicals like iodine-fuming and ninhydrin.

e.

Summary Introduction

To determine: Whether prints on a revolver should be developed using fingerprint powder or chemicals

Introduction: Collection of the print can be done either by the fingerprinting powder method or the chemical method. The choice depends upon the surface under examination.