HEPA filters capture microbes in the air, while BSL-1 precautions are necessary when handling Salmonella in the lab.
HEPA stands for High-Efficiency Particulate Air in HEPA filters. These filters are designed to capture bacterial cells, endospores, and viruses from the air, commonly used in hospital ventilation systems and biological safety cabinets.
When working with Salmonella in the lab, you should use Biosafety Level-1 (BSL-1) precautions:
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