Plastic Column KitInvestigate properties of earth materials that determine flow of underground water: porosity, permeability, capillarity. Also used to study settling rates and turbidity. Includes 4 mm, 7 mm, and 12 mm beads for graphic demonstrations. Grades 6 12. Unit of Sale : Each
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Investigate properties of earth materials that determine flow of underground water: porosity, permeability, capillarity. Also used to study settling rates and turbidity. Includes 4 mm, 7 mm, and 12 mm beads for graphic demonstrations. Grades 6-12.