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babyhands babyhands
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6 years ago
A step wedge is a device of layered metal steps of varying thickness used to:
 
  a. determine film freshness.
  b. determine safety of the safe light.
  c. evaluate tube head stability.
  d. test the strength of processing chemicals.
Textbook 
Essentials of Dental Radiography for Dental Assistants and Hygienists

Essentials of Dental Radiography for Dental Assistants and Hygienists


Edition: 10th
Authors:
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scates8scates8
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6 years ago
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babyhands Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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Yesterday
Thank you, thank you, thank you!
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2 hours ago
Helped a lot
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