| http://www.w3.org/ns/prov#value | - Because of their spherical shape, glass spheres also promote the flow of paints or coatings, which silica and other minerals do not. 5) Color (Pigments and Additives) and Light Refraction: Polyethylene Microspheres - Pigments, additives, specialty ingredients can be incorporated into polyethylene prior to microsphere manufacturing process.
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