physical evidence

217 5 0
                                    

Types of analysis->

Comparison

Visual

Microscopic

Chemical

Comparison->

Most type of evidence require a control with which too be compared

Visual analysis->

Evidence utilized through unaided observation

Microscopic analysis->

Evidence observed with the use of some type of microscope

Chemical analysis->

Evidence subjected to any type of chemical procedure


Types of evidence->

Documents

Glass

Soils, minerals, wood and other

Fingerprints

Hair

Fibers

Firearms and ammunition

Powder residue

Explosives and propellants

Tool marks

Drugs

Paint

Blood, semen, saliva, organs, and other physiological fluids


Documents->

Handwritten

Type or printed

Authenticity

Glass->

How broken

Link a suspect to a crime scene

Fingerprints

Blood

Soils, minerals, wood and other vegetative matter->

Location

Link suspect

Trace evidence

Fingerprints ->

Mainstay of forensics

Who is on file

Hair ->

What type?

How removed

Match to a person

DNA

Fibers ->

Link suspect to a location or victim

Origin?

Firearms and ammunition->

Circumstances of discharge

Link to suspect

Link to weapon

Powder residue->

Evidence of shooting

Circumstances of shooting the weapon

Explosives and propellants->

Link to suspect or victim

Origin

Tool marks->

Match tool to scares

Drugs->

Type of drug

Strength

Origin

Legal

Paint->

Origin

Match

Blood, semen, saliva, organs, and other physiological fluids->

Origin

DNA

Condition 

forensic fact storyWhere stories live. Discover now