Cabot Corp. is a global specialty chemicals and performance materials company. Its products are rubber and specialty grade carbon blacks, specialty compounds, fumed metal oxides, activated carbons, inkjet colorants, aerogel, cesium formate drilling fluids, and fine cesium chemicals. The company operates through the following segments: Reinforcement Materials, Performance Chemicals, Purification Solutions, and Specialty Fluids. The Reinforcement Materials segment involves the rubber blacks and elastomer composites product lines. The Performance Chemicals segment combines the specialty carbons and compounds and inkjet colorants product lines into the specialty carbons and formulations business. The Purification Solutions segment refers to the activated carbon business and the specialty fluids segment. The Specialty Fluids segment represents the rental of cesium formate. Cabot was founded by Godfrey Lowell Cabot in 1882 and is headquartered in Boston, MA.