![Table 3.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar Table 3.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8087141368891cf604044cbc660b3dff41c94fe6/24-Figure2.1-1.png)
Table 3.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar
UiTM - A&A Laboratory (A&A Scientific Resources) - Happy Tuesday Everyone 🌸 The picture shows component of Local Exhaust Ventilation (LEV) system according to Occupational Safety and Health for Design, Inspection, Testing
![eTool : Lead: Secondary Lead Smelter - Engineering Controls - Local Exhaust Ventilation Diagrams - Workbench | Occupational Safety and Health Administration eTool : Lead: Secondary Lead Smelter - Engineering Controls - Local Exhaust Ventilation Diagrams - Workbench | Occupational Safety and Health Administration](https://www.osha.gov/sites/default/files/inline-images/workbench.gif)