A container of Xylene is broken and 12 cm3 of this material is evaporated into the air in a room with safety factor of 1.5 during 3 hours. Calculate the airflow for diluting the contamination to 30% of the OSHA PEL.
In previous example, the room is 30x30x10 ft3. Calculate the effective ventilation airflow and effective air exchange rate.
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