PHI stands for various terms. Discover the full forms, meanings, and possible interpretations of PHI across different fields and industries.
the percentage of open spaces between pieces of gravel cobble etc. Unsoundness caused in cast metals by the presence of blowholes and shrinkage cavities. The ratio of the size of a material's pores to the volume of the material's mass. The degree to which a material will absorb liquids. Of a rock or sedimentary deposit, the percentage of volume that consists of voids and open space. The percentage of open space between soil particles and rocks.
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