Practice Quiz

HT Histotechnician

Category - Laboratory Operations

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Francis recalls correctly that which among the following substances are used in decontaminating large spaces inside the laboratory, except:
  1. Formaldehyde gas
  2. Hydrogen peroxide vapor
  3. Glutaraldehyde vapor
  4. Chlorine dioxide gas
Explanation
Answer: C - Glutaraldehyde gas
The laboratory is usually made up of large spaces as work areas. Substances used in space decontamination or for large spaces are formaldehyde gas, hydrogen peroxide vapor, and chlorine dioxide gas. Glutaraldehyde is used as a sterilant/disinfectant inside the laboratory but it is not used for space decontamination.
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