Answer:
permeable
[ˈpərmēəb(ə)l]
ADJECTIVE
(of a material or membrane) allowing liquids or gases to pass through it.
"a frog's skin is permeable to water"
Step-by-step explanation:
"Sand is a permeable substance" would be a great example as well.
capable of being permeated : penetrable especially : having pores or openings that permit liquids or gases to pass through a permeable membrane permeable limestone.
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