A drug test is an analysis of a biological specimen to find drugs in a person's system. Urine, hair, blood, breath, sweat, and saliva can be tested. Sometimes these tests are done for employment reasons. Sometimes they are done during sports to see if a sportsperson is using illegal steroids.[1]
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
