How is forensic science implemented?

In an interrogation, forensic investigators gather, store, and examine scientific proof. Even though some investigators travel to the crime scene to retrieve the samples directly, others carry on a lab function, conducting analyzes of items delivered to them by other people. In the term forensic refers to a public conversation or review. Since trials were usually conducted in open in the old world it brings a clear connotation of the judiciary, while science is related with truth by applying scientific method or a systematic way of knowledge acquisition.

This science is implemented by

reaching crime scene on time to fetch out all necessary evidence by collecting sample; then holding the sample with security and safety to avoid any loss;carrying experiment in legally authorized laboratories by applying several methods like high performance liquid chromatography, fingerprint checking, electrolysis, documentation, plagiarism checker;then the data is collected to report the court during hearing.

Hold on to his or her beliefs even if there is no evidence for those beliefs.

The answer is reflection.