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Q3 Single choice

A centrifuge rotor containing capped tubes of sputum concentrate for AFB culture breaks during operation inside a Class II Biological Safety Cabinet (BSC).

What is the most appropriate immediate action for the technologist?

A
Immediately turn off the BSC, open the sash fully, and spray disinfectant widely.
B
Keep the BSC running, notify the supervisor, evacuate the immediate area, and post warning signs.
Allow aerosols to settle (e.g., 30 min) before initiating decontamination with a tuberculocidal disinfectant.
C
Carefully remove any intact tubes, wipe them with 70% alcohol, and place them in a new rotor to continue processing.
D
Open the centrifuge within the BSC, discard broken glass in a regular sharps container, and clean the spill with 10% bleach.

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