Limitations of Drug Tests for Crack. Crack cocaine tests will measure a by-product, or metabolized product, in the body of the user. Cocaine itself metabolizes faster than most drugs of abuse and cannot be measured. Therefore, the body of the user will determine how accurate testing will be.
At 116 years and 169 days old, Emma Martina Luigia Morano of Vercelli, Italy, is now the worldâs oldest living person.
As of mid-2016, the oldest living man (by confirmed birth record) is 112 years old: Yisrael Kristal of Israel, born September 15 1903. The world's oldest living woman is Emma Morano of Italy (born November 29, 1899). At 116 years old, she is currently the oldest living person, officially.