| http://www.w3.org/ns/prov#value | - n element that can exist chemically ??? ??? ??? Composite a mixture composed of two or more substances when one acting as the matrix or glue ??? ??? ??? Density the mass per unit volume of material ??? ??? ??? Ductility the ability of the material to be drawn into wires or other extended shape ??? ??? ??? Electrical resistivity a measure of a material to conduct electricity ??? ??? ??? Fibre a cla
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