Carbo Ceramics Inc is engaged in the supply of ceramic proppant. The company provides products and services to the oil and gas, and industrial markets worldwide. It operates through the following segments: The Oilfield Technologies and Services segment manufactures and sells ceramic technology products and services, base ceramic proppant and frac sand for both the oilfield and industrial sectors; and Environmental Products and Services segment uses proprietary technology to provide products that are designed to enable its clients to extend the life of their storage assets, reduce the potential for hydrocarbon spill. The firm generates majority revenue from the Oilfield Technologies and Services segment. Geographically, the company operates in the US and other countries.