In the case of a porous material, it also depends on the extent to which the liquid can permeate the pores. The liquid must not have any chemical reaction with the solid whose volume is to be measured, and the solid must not be soluble in the liquid.
In the case of a porous material, it also depends on the extent to which the liquid can permeate the pores. The liquid must not have any chemical reaction with the solid whose volume is to be measured, and the solid must not be soluble in the liquid.