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Oil & gas

Terms concerning oil and gas as a fossil fuel and natural resource.

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chainhand

Oil & gas; Oil

An experienced laborer capable of maintaining most parts of the rig. The chainhand is in charge of throwing the chain to make up or break down pipe stands during tripping pipe. ...

cold vent

Oil & gas; Oil

An area of the ocean floor where hydrogen sulfide, methane and other hydrocarbon-rich fluid seepage occurs, often in the form of a brine pool. Constitutes a biome supporting ...

core sample

Oil & gas; Oil

A cylindrical section of a naturally occurring medium consistent enough to hold a layered structure. Most cores are obtained by drilling into the medium, for example, sediment or ...

driller

Oil & gas; Oil

The crew supervisor on a drilling rig, working under the toolpusher.

elevator

Oil & gas; Oil

A hinged mechanism that is closed around the drill pipe, or other drill string components, to facilitate lowering them into or lifting them out of the wellbore.

floorhand

Oil & gas; Oil

Laborer responsible for the overall maintenance of the rig.

frac job

Oil & gas; Oil

Slang term for hydraulic fracturing, a process whereby an oil or gas well is stimulated by pumping special fluids into the reservoir, fracturing the formation.