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Air inlet Tube wall Water
Three-way valve Rubber seal
Plug Sample
Spacer
h(t)
Water tank bottom
Vacuum pump
L H
Sample
Figure 3.3 – Schematic overview of the experimental set-up used for the permeability measure-
ments.
(a) A prepared sample with its seal. Flow of (b) Cross-sectional view of a calcarenite sam-
water would in this case be from left to right. ple.
Figure 3.4 – Examples of a calcarenite plug prepared for permeability tests, including the
rubber bicycle inner tyre that serves as a seal.
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