A: Businesses drug test their applicants and employees to minimize their exposure to. the risks of workforce drug use. While all drug test specimen types â urine, oral fluid. and hair â have their advantages, urine drug testing is by far the most flexible and.
How to Interpret Hose & Tube Dash Sizes. People new to hydraulic and pneumatic industries often ask about what is a hose or tube dash size. Simply put, a dash size refers to a diameter of a hose or tube in 1/16 increments. For example, -6 hose would indicate a hose with inside diameter of 6/16 - or 3/8. In another example, a -10 tube would indicate a tube with an outside diameter of 10/16 - or 5/8.
Diameter is a little trickier. Hoses come in three widths: 1/4â, 5/16â, 3/8â. Small (1/4) hoses are the most common. They are designed for consumer-grade electric and small gas power washers with pressure less than 2700 psi.