Forensic scientists apply science and knowledge of science to solving crimes or in helping with civil or criminal investigations. They may specialize in particular fields, such as medicine or dentistry.

Forensic scientists perform some or all of the following duties:

Examine evidence a crime that might connect a person to that crime;

Examine a person's physical remains to determine the reason why they expired in relation to a criminal or civil investigation;

Examine documents, firearms or explosives in relation to an investigation;

Forensic scientists may present their findings as a document or be required to give testimony at a trial or inquiry.