![Basic Knowledge of KOKENLAMINAR|Push-Pull Local Ventilation System|Clean Air Solutions|Business/Products|KOKEN LTD. Basic Knowledge of KOKENLAMINAR|Push-Pull Local Ventilation System|Clean Air Solutions|Business/Products|KOKEN LTD.](https://www.koken-ltd.co.jp/english/product/clean/push/images/b_product02.jpg)
Basic Knowledge of KOKENLAMINAR|Push-Pull Local Ventilation System|Clean Air Solutions|Business/Products|KOKEN LTD.
![Contaminant concentration distribution schematic diagram of a local... | Download Scientific Diagram Contaminant concentration distribution schematic diagram of a local... | Download Scientific Diagram](https://www.researchgate.net/publication/301904494/figure/fig1/AS:778597656707072@1562643555383/Contaminant-concentration-distribution-schematic-diagram-of-a-local-ventilation-system.png)
Contaminant concentration distribution schematic diagram of a local... | Download Scientific Diagram
LEV (Local Exhaust Ventilation) Local exhaust syatem consists of these basic parts : 1) A hood that captures the contaminants air at the source. 2) Ductwork that carries the contaminants air away
![eTool : Lead: Secondary Lead Smelter - Engineering Controls - Local Exhaust Ventilation Diagrams - Controls for Lead Tapping and Molding | Occupational Safety and Health Administration eTool : Lead: Secondary Lead Smelter - Engineering Controls - Local Exhaust Ventilation Diagrams - Controls for Lead Tapping and Molding | Occupational Safety and Health Administration](https://www.osha.gov/sites/default/files/inline-images/ingot_casting.gif)
eTool : Lead: Secondary Lead Smelter - Engineering Controls - Local Exhaust Ventilation Diagrams - Controls for Lead Tapping and Molding | Occupational Safety and Health Administration
![Figure 2.2 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar Figure 2.2 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8087141368891cf604044cbc660b3dff41c94fe6/25-Figure2.2-1.png)