Each of the following statements regarding dental x-ray film speed is true except one. Which one is the exception?
A) E-speed film is the fastest film speed currently available.
B) Film speed is printed on the back side of each individual film packet.
C) Trademark names like "Insight" or "Ultra" are not film speeds.
D) Film speeds slower than D are no longer used.
A
Explanation: A) F-speed film is the fastest film speed currently available.
B) F-speed film is the fastest film speed currently available.
C) F-speed film is the fastest film speed currently available.
D) F-speed film is the fastest film speed currently available.
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