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.
Marine Water Heater. A marine water heater is a heating device used in boats and ships for heating water as well as spaces. Powered by either electricity or propane, a marine water heater is a way to provide instant and required amount of hot water for tasks such as washing-up, personal hygiene, and shower, besides cooking etc.