Massachusetts Plumbing Definitions Exam Questions and Answers 2024

Massachusetts Plumbing Definitions Exam Questions and Answers 2024 Accessible - answerHaving access thereto that may require the removal of an access panel, door, or similar obstruction Air Break (drainage) - answerA piping arrangement wherein a drain from a fixture, appliance, or device discharges indirectly into a fixture , receptacle, or interceptor at a point below the flood level rim of the receptacle. Air Gap (drainage) - answerThe unobstructed vertical distance through the free atmosphere between the outlet of the waste pipe and the flood level rim of the receptacle into which the waste discharges. Air Gap (water distribution) - answerThe unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe of faucet supplying water to a tank, plumbing fixture, or other device and the flood level rim of the related receptacle. Alkalinity - answerThe measure of its capacity to neutralize acids. The quality or state of being alkaline. Containing more alkali than normal. Having a pH factor of more than 7. The opposite of acidity. Anti siphon vacuum breaker -Non pressure Type - answerA device or means to prevent back-siphonage. Not to be used under continuous pressure Anti siphon vacuum breaker- Pressure Type - answerA device or means to prevent back siphonage. Designed for continuous pressure. Anti-siphon valve - answerA diaphragm type spring loaded device that prevents unwanted siphoning or over pumping of a chemical into potable water. Area drain - answerA receptacle designed to collect surface or storm water from an open area. Back flow - answerThe flow of water or other liquids, mixtures or substances into the distributing pipes of potable water from any source or sources other than its