Porous Materials header

Water can move between the small particles of unconsolidated deposits, such as gravel or sand. This type of material is generally has high porosity.

gravel illus.1 Water enters the pores in the gravel.

gravel illus.2 The water can flow in many different directions through the gravel.

gravel illus.3 The water finds open pores and fills them.

The water fills most but not all of the pores in the gravel.


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