prov:value
| - Filler may be selected from the group consisting of silica, silicates including alkali/aluminum silicates, carbonates such as magnesium or calcium carbonates or dolomite, kaolin, mica, metal oxides or metal hydroxides, carbon black, graphite, carbon fibres or wiskers, ceramic fibres or wiskers, zinc borate, alumina trihydrate, calcium silicate or magnesium silicate, wollastonite, barium sulfate, b
|