fig2a
2A. Sterile media enters at vial 1 and effluent leaves the system from vial 5. Vials are filled with quartz sand, the first vial is left empty for illustration purposes only.
2A. Sterile media enters at vial 1 and effluent leaves the system from vial 5. Vials are filled with quartz sand, the first vial is left empty for illustration purposes only.