Posts tagged 'ventilation'

Gastec Smoke Tubes
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Gastec Smoke Tubes - How do they work?

Gastec smoke tubes are used in the field or workplace to visualise airflow behaviour within air ducts, and to detect leaks within fume hoods. The tubes can generate white smoke to provide a visual of the leaks/air flow. The slightest air movements can be seen by eye so that the origin, course and speed can be tracked. Gastec smoke tubes creating white smoke What are smoke tubes? A smo...
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How can I tell if my fume cupboards and LEV systems are sufficient for keeping the air clean?

Many processes in the lab and in industrial processes give off vapours or fumes, which can be harmful to health. Fume cupboards, fume hoods or LEV (local exhaust ventilation) systems are used to minimise the effects, by either absorbing or removing the vapours. But how can you tell if the fume cupboards you have are doing the job? Is there still pollution present even with fume hoods bein...
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