In manual processing of x-ray films, which of the following methods permits the
complete washing of films with a minimum amount of water?
a. Single compartment tank.
b. Aeration tank.
If a developer tank coated with a scale of basic calcium sulfite cannot be cleaned
with a stop bath solution, what should be used?
a. Tray cleaner.
b. 10-percent solution of sodium hypochlorite.
28-percent solution of glacial acetic acid.
d. Five-percent solution of hydrochloric acid.
The operating temperature for a film dryer should not exceed:
Spongy deposits of silver on metal film hangers must be periodically removed or they
a. Hold chemical deposits, which may fog film.
b. Injure the hands of the X-ray specialist.
Scratch the surface of adjacent films.
d. Etch the surfaces of the processing tanks.