10 Questions
What is the name of the filters used to retain volatile molecules, gases, and vapours?
HEPA filters
What is the primary purpose of primary containment?
To prevent the release of biological materials into the environment
What is the approximate settling time of 0.5 μm aerosol droplets?
41 hours
What is the Most Penetrating Particle Size (MPPS) of HEPA filters?
0.2 microns
What is the general behaviour of small aerosol droplets?
They tend to stay suspended in the air and can travel long distances
What is the approximate size of most viruses in terms of microns?
0.5 μm
What is the primary limitation of H14 HEPA filters?
Inability to retain volatile molecules, gases, vapors, and odors
What type of filter is commonly used for biosafety purposes, in addition to HEPA filters?
All of the above
What is the Most Penetrating Particle Size (MPPS) for HEPA filters?
0.2 microns
What is the purpose of a biosafety cabinet in a laboratory?
To contain and filter airborne microorganisms
Test your knowledge on biological containment in laboratories, including physical barriers, work practices, personal protective equipment, and administrative controls. Learn about primary and secondary containment, and how to maintain a safe environment for laboratory workers and the community.
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