Firearms examination in a laboratory setting.

Choose ONE of the following topics to discuss:
• There are many different firearms that can be used by law enforcement,
recreationally, or illegally. They can be divided into two main types: handguns
(revolvers and pistols) and long guns (rifles and shotguns). Discuss these
different types of firearms and how they are similar and dissimilar.
• Bullets and cartridge cases found at crime scenes can be compared to test fired
bullets and cartridge cases from a firearm. Discuss the class and individual
characteristics that are present on bullets and cartridge cases which can be
compared to each other using a microscope.
• The NIBIN database run by the ATF is used for firearms evidence to link crime
scenes together. Discuss how the database works and what information can be
obtained from linking scenes together

Sample Solution