| http://www.w3.org/ns/prov#value | - As an example, it may be selected from metal oxides such as titanium dioxide, zinc oxide, zirconium oxide, boron nitride, silica, alumina, mica, zeolite, etc, or from organic compounds, polymers such as polymethyl. methacrylate (PMMA), polyamides, in particular Nylon@, fluorinated polymers, in particular, Teflon??, polyethylene teraphthalate (PET), etc.
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