Which of the following statements regarding inspection of foam-water systems is LEAST accurate?
A. The ball drip valves on a standard pressure proportioner should be open.
B. The pressure vacuum vent on a line proportioner must be operational.
C. Sensing valves on standard balanced-pressure proportioners must be open.
D. Corrosion may be present on a line proportioner without compromising the system.
D
Health Professions
You might also like to view...
Which of the following bones is found in the chest?
A) Tarsals B) Metacarpals C) Ilium D) Sternum
Health Professions
Which acute infection appears in bony air cells after approximately 10 to 14 days following an otitis media infection, and if untreated, it may result in meningitis or encephalitis?
a. adenoiditis b. mastoiditis c. rhinitis d. tonsillitis
Health Professions