A History of Drug Testing in the United States
Drugs have been around since this country was inhabited by the native americans hundreds of years ago. But it wasn’t until the 1960’s that drugs
November 2, 2016
Drugs have been around since this country was inhabited by the native americans hundreds of years ago. But it wasn’t until the 1960’s that drugs
Knowledge of DOT Drug & Alcohol Testing regulations requires an understanding of the terms and definitions. Adulterated specimen. A specimen that has been altered, as
