General laboratory room ventilation is designed to provide heating and cooling to the laboratory. General room ventilation does not effectively control personnel exposures to hazardous levels of ...

A fume hood is one of the leading safety devices used to protect individuals from exposure to chemicals. This ventilated enclosure is connected to an exhaust fan, which draws air from the room, ...

Traditional laboratory chemical (or fume) hoods are designed to capture and control chemical vapors and pull them away from the worker. Although the inward flow of air provides protection to the user, ...