Worksheet B1
Hydrophoby
It is the material property not to create any bonds with water. The test of hydrophoby is made by dropping water on a horizontal surface and observing the reactions of the drop on the textile.
Task: Fill in the scale of drop reaction assessment, define the hydrophoby of area textiles and followingly compare the observed differences.
Tools: textile samples, a dropper, water, a bowl, cloth
Procedure:
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6)Repeat the process for all other testing liquids.
7)Fill the results of you observation in the table.
Erasmus+ 72