🧽💧⬆️

#absorbent #absorption #soak up #soaking #porous material #water absorption #holds water

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#sponge #absorption #porous material #voids #water flow #cleaning tool

🧺💧📉

#filtering #seepage #dripping #liquid movement #porous material #water filter

💧➡️🧱➡️💧

#fluid flow #porous material #material science #water permeability #porosity #seepage #hydraulic conductivity