- In many police systems, detectives are university graduates who join directly from civilian life without first serving as uniformed office
- Detectives may rely on a network of informants they have cultivated over the years.
- About 21% are self-employed.
- Much of their work is done with a computer.
- Investigators may spend months posing as employees of a company in order to find misconduct.
- Informally, and primarily in fiction, a detective is any licensed or unlicensed person who solves crimes, including historical crimes, or looks into records.
- Private detectives and investigators often work irregular hours because of the need to conduct surveillance.
- Sherlock Holmes was a fictional detective of the late 19th and early 20th centuries who first appeared in publication in 1887.
What is a depressant?
A depressant is a drug that reduces the activity of various body functions. Some depressants such as anesthetics, sedatives, antiepileptics, narcotics analgesics, and some muscle relaxants, slow nervous and muscular activity by acting on the central nervous system. Tranquilizers are depressants that affect only part of the nervous system. They induce relaxation without causing total depression.