Cortana may refer to: 1  Cortana (software), Microsoft personal assistant software. 2  Cortana (Halo), a fictional artificial intelligence character. 3  Cortana (gastropod), a gastropod genus.  Cortana, or Curtana, a ceremonial sword used in the coronation of British 1  monarchs. Cortana Mall, Baton Rouge, Louisiana,  USA.
The length of time that nicotine stays in the body and cotinine can be a reliable indicator of nicotine use depends on the amount of tobacco smoked, the number of years smoking tobacco, and the type of nicotine test performed. It can be as short as 2 days, or as long as 3 months.
How Long Does Nicotine Stay in Breastmilk/Urine/Blood? Nicotine can be cleared from the blood faster than any other bodily fluid. It generally leaves the bloodstream in one-to-three days.(14) Saliva can hold nicotine anywhere from 10 hours to four days. Urine can hold nicotine for three-to-four days.