Building Materials
Building Materials

Principal Properties of Building Materials

byPradyumna Nag -

Hygroscopicity : - It is the property of a material to absorb water vapour from air. it is influenced by air-temperature and relative humidity ; pores their types , number and size and by …

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Building Materials

Principal Properties of Building Materials

byPradyumna Nag -

Porosity :  - Porosity is the degree of which volume of the material of the material is interspersed with pores . it is expressed as ratio   of the volume of pores to the of the specimen -…

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