pit

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Pit

A specific area of the trading floor that is designed for the trading of commodities, individual futures, or option contracts.

Ring

A place on an exchange assigned for the trading of certain commodities, futures, or options. It is also called a pit or a trading pit.

pit

A location on a commodities exchange trading floor where the futures of a particular commodity are traded. Also called ring.
References in periodicals archive ?
Key words: caries diagnosis, pit and fissure sealants, laser fluorescence.
One recent clarification of interest to RDAs is that existing RDAs do not have to be certified in pit and fissure sealants, unless they wish to perform that duty.
Pit and fissure sealants are an integral part of a complete preventive program and a proven component of oral health care.
In keeping with the comprehensive focus of the mission, 415 dental pit and fissure sealants, 242 restorations, and 55 stainless steel crowns were provided, as compared to only 251 extractions.
Use of pit and fissure sealants (FS) has become accepted as an effective intervention for the prevention of occlusal caries in the molar teeth of young children [Kitchens, 2005; Ahovuo-Saloranta et al.
After successfully completing an eight-hour expanded course demonstrating how to correctly apply pit and fissure sealants a dental assistant may, under the direct supervision of the dentist, apply sealants on the chewing surfaces of newly erupted molars and premolars.
Retention of two fluoride pit and fissure sealants in comparison to a conventional sealant.