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Search alphabetically for natural gas terms in the YCNGA Glossary.
 

A B C D E F G H I J K L M

N O P Q R S T U V W X Y Z
 

BTU

A unit of heat measurement which is defined as the amount of heat required to raise one pound of water one degree Fahrenheit. Processed natural gas typically contains 1,000 BTU/cubic foot.

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Ccf

Abbreviation for 100 cubic feet of natural gas.

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Cubic Foot

Basic unit of measurement by which natural gas is generally sold.

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Distribution System

Mains, service lines, and equipment of the local utility which carry or control the flow of gas to the end-user's meter.

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Emergency

An urgent need for assistance where there is an immediate threat to life and property. Seek help immediately if you smell natural gas.

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Heating Degree Days

A common measure of the coldness of weather to determine heating requirements. Degree days for a 24-hour period are calculated by adding the day's high and low temperatures and dividing by two, and subtracting the result from a reference point, usually 65 degrees Fahrenheit.

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Ignition Temperature

The temperature at which a substance, such as gas, will ignite and continue burning with adequate air supply. The ignition temperature of natural gas is 1,600 degrees Fahrenheit.

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Main

A distribution line (or pipe) that serves as a common source of supply for more than one service line. Gas mains are owned and maintained by YCNGA.

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Mcf

Abbreviation for 1,000 cubic feet of natural gas.

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Mercaptan

A natural chemical odorant that smells like rotten eggs. Mercaptan is added to natural gas to alert customers in case of a natural gas leak. Natural gas is odorless in its natural state.

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Meter

Device used to measure and record the usage of natural gas.

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Mmcf

Abbreviation for one million cubic feet of natural gas.

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Methane

A hydrocarbon (CH4) and is the major component of natural gas. Colorless, odorless and flammable. The same substance produced in some swamps, sewers and landfills.

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Natural Gas

A naturally occurring mixture of hydrocarbon and non-hydrocarbon gases found in porous geological formations beneath the earth's surface. The principal component is methane.

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Pipeline

Piping designed to deliver larger volumes of natural gas over great distances; are usually operated by gas transmission companies and often are larger diameter pipes operating at high pressure. Most city gates receive natural gas from a pipeline.

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Rate

The unit charge or charges made to the customers for natural gas.

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Riser

A natural gas riser is the vertical portion of the service line that connects the service line to the meter.

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Service Line

Piping delivering natural gas from the distribution main to the customer's premises.

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Therm

A therm of gas is equivalent to 100,000 BTU's and roughly equivalent to 100 cubic feet of gas.

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