The laboratory chemical fume hood is the most common local exhaust ventilation system used in laboratories and is the primary method used to control inhalation exposures to hazardous substances. When ...
Laboratory fume hoods are partially enclosed workspaces that are exhausted ... capabilities to prevent the buildup of explosive perchlorate salts within the exhaust systems. Bypass hoods have an added ...
It is similar in air movement to a chemical fume hood, but has a HEPA (high-efficiency particulate air) filter in the exhaust system to protect the environment. All of the types of biological safety ...