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Forensic scientists began using body temperature to discover what time a person died. This began in the early 1800s. -
James March developed the first arsenic test. -
The first bullet comparison was performed. -
SIr Francis Galton created a small system of fingerprint classification, identified fingerprint patterns, and conducted multiple other works and studies on fingerprints. -
Fingerprint analysis was used on its first case and made a name for itself. -
Fingerprints are accepted by U.S. courts as a reliable means of identification. -
The FBI began using psychological profiling. -
Sir Alec Jeffery, a British geneticist, discovered the technique of DNA testing to determine a genetic “fingerprint.” -
Dutch scientist are able to pull DNA evidence from spent bullet casings.