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. 2022 Mar 28;13(4):8432–8477. doi: 10.1080/21655979.2022.2050538

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© 2022 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 6. — Schematic diagram representing the submerged aerated biofilter setup for the treatment of volatile organic compounds in pharmaceutical wastewater. (1) Magnetic stirrer, (2) Influent tank (3) Peristaltic pump, (4) Aquarium air pump, (5) Airflow meter, (6) Air inlet port, (7) Diffuser arrangement, (8) Packing media, (9) Manometer, (10) Connector for gas sampling, (11) Liquid drainage port, (12) Impinger, (13) Effluent collection tank [128].