| http://www.w3.org/ns/prov#value | - Useful inorganic solids useful as inorganic filler components include solid or hollow glass, ceramic or metal particles, microspheres or beads; zeolite particles; inorganic compounds including, but not limited to metal oxides such as titanium dioxide, alumina and silicon dioxide; metal, alkali- or alkaline earth carbonates, silicates, metasilicates or sulfates; kaolin, talc, clays, carbon black an
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