fP (2).pptx

fingerprint science and analysis for fingerprint

1. Fingerprint Examination Pradnya J. Sulke Assistant Professor Dept. Forensic Science School of Basic and Apllied Science MGM University

2. Introduction

3. Principles of fingerprint examination

4. Types of fingerprints found on crime scene Latent Fingerprints Latent fingerprints are invisible to the naked eye and are created by sweat and natural oils present on the surface of the skin. They need to be enhanced to make them visible. britannica.com Patent Fingerprints Patent fingerprints are visible without any process of enhancement because they are left behind on surfaces when fingers covered with liquids such as blood, ink, or grease touch them. Plastic Fingerprints Three-dimensional impressions found in soft materials like wax, clay, or wet paint, which record the minute pattern of the ridges on the finger.

5. Types of fingerprint patterns

6. Whorl

7. Arches

8. Loop

9. Composite

10. Development of latent fingerprints