Unlike with biosafety cabinets, the purpose of laminar hood excludes the operator or environment protection.īiological safety cabinets isolate potentially hazardous biological agents and remove the air from the area with the necessary precautions. It keeps them free from airborne impurities, chemicals, objects, and other foreign matter that could lead to external contamination. The first type of equipment ensures the cleanliness of the sample that is being handled inside. These biosafety cabinets fully keep materials isolated inside the cabinet, which is not the case with laminar hoods, but slightly restrict the movements of the worker. This kind of equipment is usually installed in maximum containment laboratories for manipulations of microorganisms, bacteria, fungi, viruses, and parasites from high-risk groups.
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