FORTI-FILL

Ground diatomaceous earth; and filler products in the nature of ground diatomaceous earth for use in rubbers, building products, and industrial formulations

Ground mineral-based feedstock, namely, sand and gravel; and filler products in the nature of ground mineral-based feedstock, namely, sand and gravel for use in rubbers, building products, and industrial formulations

Ground plate glass; fusing frit being ground glass used as a component in glassware; and filler products in the nature of ground plate glass for use in rubbers, building products, and industrial formulations