Contaminating materials include all the following, except
A) crystallized Gram stain.
B) materials not coming from the collection site.
C) materials not contributed by the inflammatory response from the tissues.
D) materials not likely to contain the infecting organism.

Question

Quizplus · Accepted Answer

Crystallized Gram stain is not a contaminating material; it is a component used in the process of Gram staining for bacterial identification, not a contaminant.

Contaminating Materials Include All the Following, Except