How to do a Porosity Test Image
Video Fundamentals levelL’Oréal Professionnel Paris

How to do a Porosity Test

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What you will learn

This tutorial will cover how to do a Porosity Test, what can effect the external of the hair and how to help overcome it. We do this test to check the strength of the hair and to check the hair damage to the external of the hair.

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How to do a Porosity Test