Costs associated with the abandonment of facilities or services, including costs for the removal of facilities and restoration of the land.

A process control test for PVC pipe which indicates how well the rigid vinyl compound has been fused together in the extruder. Improperly fused pipe will tend to flake when placed in anhydrous acetone.

The outdoor air in general. Also a mixture of gases within any specified chamber, such as heat-treating furnace.

A gas piping system that utilizes 2-psig pressure downstream of the point of delivery. This type of gas piping system allows greater versatility in the design of branch systems and in a multi-family building that could reduce the cost of installing the piping system when compared to the traditional 1/4 psig system.

A well not in use because it was a dry hole originally, or because it has ceased to produce. Statutes and regulations in many states require the plugging of abandoned wells to prevent the seepage of oil, gas, or water from one stratum to another.

Regulatory authorization for a utility to cease provision of a particular service and/or to shut down a particular facility.

An abbreviated application for a certificate of public convenience and necessity that may be filed under Section 7 of the NGA whenever the proposed action does not require all of the data and information normally filed in a certificate application in order to disclose fully the nature and extent of the proposed undertaking.

See BELOW THE LINE.

The number of cubic feet of gas per 24 hours that would be produced by a well if the only pressure against the face of the producing sand in the well bore were atmospheric pressure.

Gauge pressure plus barometric pressure. Absolute pressure can be zero only in a perfect vacuum.