FLOURSPAR FOR USE AS A FLUXING AGENT AND A SOURCE OF FLUORINE; OTHER NON-METALLIC FLUXES FOR STEEL INDUSTRY USES, ABSORBENT CLAY AND CLAY COMPOSITION FOR AGRICULTURAL, OIL AND GREASE ABSORPTION, SOIL AMENDMENT OR CONDITIONING, AND CAT LITTER USES; [ CALCIUM BENTONITE FOR BONDING FOUNDRY SAND; FOUNDRY SAND ADDITIVES, BLENDS OF BENTONITE, POWERED COAL, CEREAL, CELLULOSE AND FIRECLAY FOR USE IN FOUNDRY GREEN SAND MOLDS; FOUNDRY SODIUM SILICATE CORE BINDERS; FOUNDRY CORE PASTE; ] FOUNDRY SLAG CON...