Main features of dilution ventilation:ĭilution, or “general”, ventilation supplies and exhausts large amounts of air to and from an area or building. Local exhaust ventilation captures contaminates at or very near the source and exhausts them outside. There are two types of mechanical ventilation systems used in industrial settings:ĭilution (or general) ventilation reduces the concentration of the contaminant by mixing the contaminated air with clean, uncontaminated air.
#Industrial hygiene breathing zone definition series
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Ventilation is the mechanical system in a building that brings in “fresh” outdoor air and removes the “contaminated” indoor air. 0.11 What are the common types of hood:.0.7 How do you know if the correct type of fan has been selected:.0.5.2 Causes of leakage or plugging to a duct:.
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0.4 Measures for dilution ventilation rates:.0.3.3 limitations of any ventilation system:.0.3.2 Which type of ventilation system is best for my workplace:.0.3.1 Components of local exhaust ventilation:.0.3 Main features of dilution ventilation:.0.2 Basic types of ventilation systems:.0.1.3 Parts of an industrial ventilation system:.0.1.2 Why have an industrial ventilation system:.