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_______ is obtained by subtracting the density (%) of the material from 100.

_______ is obtained by subtracting the density (%) of the material from 100. Correct Answer Porosity

Porosity is usually expressed as a percentage and is obtained by subtracting the density (%) of the material from 100. The pores represent the open volume in a given material and can be classified as closed and interconnected porosity.

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