Fig. 5. Comparison of multistep (slow) and one-step (fast) drainage for the same 3.6-mm vertical slice of the APS-6.0 sample. The section shown is located at the bottom of the imaged stack of volumes. Multi-step: (a) p = 0 cm; (b) p = 24 cm; (c) p = 79 cm; (d) p = 490 cm. One-step: (e) p = 490 cm.