Class II Biological Safety Cabinets

Class II biological safety cabinets

A) sterilize the air within the cabinet as it passes over the material in the cabinet.
B) protect the environment from contamination by biologic agents by filtering the air as it is exhausted from the cabinet.
C) direct the flow of contaminated air into the filters.
D) are often called laminar flow hoods.
E) All of the above are correct.