The comfort of unmodified and modified cotton gauze samples was assessed by investigating their (i) tensile strength (stiffness) with an Instron universal testing instrument (Model 4206, Instron Ltd., Norwood, MA, USA) according to the ASTM D 882-12 standard method, (ii) air permeability, according to the ASTM D737-99 standard method, and (iii) water absorbance according to ASTM D 4772 standard test.
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