Commodity: Limestone, a sedimentary rock that is dominantly composed of the calcium-bearing carbonate minerals calcite and dolomite. Calcite is chemically calcium carbonate (formula CaCO3). Dolomite is chemically calcium-magnesium carbonate (formula CaMg(CO3)2).ommodity: Limestone, a sedimentary rock that is dominantly composed of the calcium-bearing carbonate minerals calcite and dolomite. Calcite is chemically calcium carbonate (formula CaCO3). Dolomite is chemically calcium-magnesium carbonate (formula CaMg(CO3)2).
Bepreve is a prescription eye drop proven to help relieve itching of the eyes associated with allergies. Bepreveâ¢ (bepotastine besilate) is a prescription medication approved for treating eye itching caused by allergies.
Neoprene, invented by DuPont in 1931, is a synthetic rubber used for many chemical and weather-resistant products such as wet suits and orthopedic braces. It also is used as a base resin in adhesives, electrical insulation and coatings.