1 ADSORBENT MAGNESIUM SILICATE; SYNTHETIC MAGNESIUM SILICATE; FOUNDRY WHOLE GRAIN SAND; GENERAL PURPOSE SAND; SILICA FLOURS; FOUNDRY SAND FOR MOLDING AND COREMAKING; SILICA USED IN THE CHEMICAL INDUSTRY FOR MAKING CRUCIBLES; SAND, SILICA AND CALCINED CLAY USED AS FILLERS AND EXTENDERS FOR EPOXIES, ADHESIVES, COATINGS, MASTICS AND SEALANTS AND IN PAINT, RUBBER, EPOXY AND PLASTICS, TRAFFIC PAINT, AND SEMI-REINFORCING APPLICATIONS; SAND AND SILICA USED FOR TESTING AND ANALYSIS IN CHROMATOGRAPHY AND HYDRAULIC/MASONRY TESTING; SAND AND SILICA USED IN MAKING GLASS CONTAINERS, FLAT GLASS, REINFORCEMENT FIBERGLASS, INSULATION FIBERGLASS AND SPECIALTY GLASS