Allied Specialty Practice Test & Exam Prep | Gulf Region

What is 'local exhaust ventilation' (LEV) and what is its purpose?

A system that captures airborne contaminants at or near the point of generation before they disperse into the general workplace air — more effective than general dilution ventilation A general workplace ventilation system that dilutes contaminated air LEV is used only to control temperature LEV is only required in chemical laboratories

Correct Answer:

A system that captures airborne contaminants at or near the point of generation before they disperse into the general workplace air — more effective than general dilution ventilation

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