Elemental mercury is a shiny, silver-white metal that is a liquid at room temperature and is traditionally used in thermometers and some electrical switches. If not enclosed, at room temperature some of the metallic mercury will evaporate and form mercury vapours. Mercury vapours are colourless and odourless.
How much time need to pass for an AR account to be considered delinquent? The amount of time required to pass for an AR account to be  considered delinquent is 30 days.
Once you get your credit reports, you can check to see which debts are still appearing. The rules for the reporting of debts can be found in the Fair Credit Reporting Act, or FCRA. The act states that most negative items must be removed from your credit report seven years from the first date of delinquency. Some exceptions to the seven-year rule include: Chapter 7 bankruptcy filings (10 years). Judgments (seven years or until the state statute of limitations expires, whichever is longer).