A Nutrition Consultant in the Houston, TX Area area reported making $34,000 per year
Water level (device) A water level is a device used for matching elevations of locations that are too far apart for a spirit level to span. The simplest water level is a section of clear tubing, partially filled with water. Water is easily procured for use, and easily discarded after use.
Answer. Dental Unit Waterlines (DUWLs) are narrow-bore tubes used to deliver water for high-speed dental handpieces, air-water syringes, and dental unit water quick disconnects. Regardless of the dental unit water that offices choose to use as their source, all DUWLs are susceptible to bacteria growth.