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NCLEX-RN

Category - Safety

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When disinfecting contaminated surfaces, what is the least effective method of removing the spores?

Chlorine
Hydrogen peroxide
Phenol
Iodophors

Explanation

Answer: C - Phenol, which is used to clean and disinfect surfaces, is effective in removing bacteria, tuberculosis, fungi and viruses. Chlorine, hydrogen peroxide and iodophors are effective against spores. Additionally, chlorine is used to disinfect blood spills.

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