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Fathima Nizam

Fathima Nizam

Home Owner | Malappuram, Kerala

മാര്‍ബിള്‍-ഗ്രാനൈറ്റ് ക്വളിറ്റി തിരിച്ചറിയുന്ന വിധം പറഞ്ഞു തരുമോ ?
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Shan Tirur
Shan Tirur

Civil Engineer | Malappuram

A very easy method to check for porosity is to drop 3-4 droplets of lemon juice (citric acid) on the surface of the stone. If the lemon juice is immediately absorbed into the marble,granite,it is porous. High porosity indicates poor quality.this type granite not suitable for countertop

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