The human race is constantly under barrage from uncontrollable forces that never cease. Occasionally, the barrage is notably violent, causing extreme damage, destruction, death, injury, disruption of local and national economies, and changes that...
Construction workers -- Substance use -- United States; Construction workers -- Drug testing -- United States
A career in construction exposes a tradesperson to an ever changing environment with known as well as unknown hazards. Unfortunately one of the unknowns is the use of illicit substances and the abuse of legal medications by some of the workers. ...
